Home / 937,411.76-1,293,627.12-507,691.64

Finding the Fourth Proportional to 937,411.76, 1,293,627.12 and 507,691.64

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Solution

The fourth proportional to 937,411.76, 1,293,627.12 and 507,691.64 is: 700,613.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,411.76 : 1,293,627.12 = 507,691.64 : x
  2. Step 2: Convert to fraction form
    937,411.76/1,293,627.12 = 507,691.64/x
  3. Step 3: Cross multiply
    937,411.76x = 1,293,627.12 × 507,691.64
  4. Step 4: Simplify right side
    937,411.76x = 656,763,674,101.28
  5. Step 5: Solve for x
    x = 656,763,674,101.28/937,411.76
  6. Step 6: Final answer
    x = 700,613.86

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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.