Home / 897,052.48-1,345,578.73-615,716.80

Finding the Fourth Proportional to 897,052.48, 1,345,578.73 and 615,716.80

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Solution

The fourth proportional to 897,052.48, 1,345,578.73 and 615,716.80 is: 923,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,052.48 : 1,345,578.73 = 615,716.80 : x
  2. Step 2: Convert to fraction form
    897,052.48/1,345,578.73 = 615,716.80/x
  3. Step 3: Cross multiply
    897,052.48x = 1,345,578.73 × 615,716.80
  4. Step 4: Simplify right side
    897,052.48x = 828,495,429,783.66
  5. Step 5: Solve for x
    x = 828,495,429,783.66/897,052.48
  6. Step 6: Final answer
    x = 923,575.21

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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.