Home / 908,563.96-1,253,873.14-500,665.10

Finding the Fourth Proportional to 908,563.96, 1,253,873.14 and 500,665.10

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Solution

The fourth proportional to 908,563.96, 1,253,873.14 and 500,665.10 is: 690,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,563.96 : 1,253,873.14 = 500,665.10 : x
  2. Step 2: Convert to fraction form
    908,563.96/1,253,873.14 = 500,665.10/x
  3. Step 3: Cross multiply
    908,563.96x = 1,253,873.14 × 500,665.10
  4. Step 4: Simplify right side
    908,563.96x = 627,770,521,025.41
  5. Step 5: Solve for x
    x = 627,770,521,025.41/908,563.96
  6. Step 6: Final answer
    x = 690,948.08

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.