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Finding the Fourth Proportional to 580,645,512.60, 870,968,268.90 and 335,757,499.80

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Solution

The fourth proportional to 580,645,512.60, 870,968,268.90 and 335,757,499.80 is: 503,636,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,645,512.60 : 870,968,268.90 = 335,757,499.80 : x
  2. Step 2: Convert to fraction form
    580,645,512.60/870,968,268.90 = 335,757,499.80/x
  3. Step 3: Cross multiply
    580,645,512.60x = 870,968,268.90 × 335,757,499.80
  4. Step 4: Simplify right side
    580,645,512.60x = 292,434,128,370,998,080
  5. Step 5: Solve for x
    x = 292,434,128,370,998,080/580,645,512.60
  6. Step 6: Final answer
    x = 503,636,249.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.