Home / 374,018.20-516,149.22-204,257.32

Finding the Fourth Proportional to 374,018.20, 516,149.22 and 204,257.32

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Solution

The fourth proportional to 374,018.20, 516,149.22 and 204,257.32 is: 281,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,018.20 : 516,149.22 = 204,257.32 : x
  2. Step 2: Convert to fraction form
    374,018.20/516,149.22 = 204,257.32/x
  3. Step 3: Cross multiply
    374,018.20x = 516,149.22 × 204,257.32
  4. Step 4: Simplify right side
    374,018.20x = 105,427,256,397.29
  5. Step 5: Solve for x
    x = 105,427,256,397.29/374,018.20
  6. Step 6: Final answer
    x = 281,877.34

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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.