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Finding the Fourth Proportional to 580,645,515.60, 870,968,273.40 and 335,757,502.80

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Solution

The fourth proportional to 580,645,515.60, 870,968,273.40 and 335,757,502.80 is: 503,636,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,645,515.60 : 870,968,273.40 = 335,757,502.80 : x
  2. Step 2: Convert to fraction form
    580,645,515.60/870,968,273.40 = 335,757,502.80/x
  3. Step 3: Cross multiply
    580,645,515.60x = 870,968,273.40 × 335,757,502.80
  4. Step 4: Simplify right side
    580,645,515.60x = 292,434,132,494,811,648
  5. Step 5: Solve for x
    x = 292,434,132,494,811,648/580,645,515.60
  6. Step 6: Final answer
    x = 503,636,254.20

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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.