Home / 762,931.44-1,053,719.20-502,451.16

Finding the Fourth Proportional to 762,931.44, 1,053,719.20 and 502,451.16

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Solution

The fourth proportional to 762,931.44, 1,053,719.20 and 502,451.16 is: 693,958.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,931.44 : 1,053,719.20 = 502,451.16 : x
  2. Step 2: Convert to fraction form
    762,931.44/1,053,719.20 = 502,451.16/x
  3. Step 3: Cross multiply
    762,931.44x = 1,053,719.20 × 502,451.16
  4. Step 4: Simplify right side
    762,931.44x = 529,442,434,354.27
  5. Step 5: Solve for x
    x = 529,442,434,354.27/762,931.44
  6. Step 6: Final answer
    x = 693,958.08

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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.