Home / 374,508.56-516,823.64-204,742.69

Finding the Fourth Proportional to 374,508.56, 516,823.64 and 204,742.69

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Solution

The fourth proportional to 374,508.56, 516,823.64 and 204,742.69 is: 282,545.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,508.56 : 516,823.64 = 204,742.69 : x
  2. Step 2: Convert to fraction form
    374,508.56/516,823.64 = 204,742.69/x
  3. Step 3: Cross multiply
    374,508.56x = 516,823.64 × 204,742.69
  4. Step 4: Simplify right side
    374,508.56x = 105,815,860,761.20
  5. Step 5: Solve for x
    x = 105,815,860,761.20/374,508.56
  6. Step 6: Final answer
    x = 282,545.91

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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.