Home / 458,264.05-687,396.08-410,052.85

Finding the Fourth Proportional to 458,264.05, 687,396.08 and 410,052.85

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Solution

The fourth proportional to 458,264.05, 687,396.08 and 410,052.85 is: 615,079.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,264.05 : 687,396.08 = 410,052.85 : x
  2. Step 2: Convert to fraction form
    458,264.05/687,396.08 = 410,052.85/x
  3. Step 3: Cross multiply
    458,264.05x = 687,396.08 × 410,052.85
  4. Step 4: Simplify right side
    458,264.05x = 281,868,719,632.56
  5. Step 5: Solve for x
    x = 281,868,719,632.56/458,264.05
  6. Step 6: Final answer
    x = 615,079.28

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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.