Home / 526,320.77-789,531.17-147,241.58

Finding the Fourth Proportional to 526,320.77, 789,531.17 and 147,241.58

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Solution

The fourth proportional to 526,320.77, 789,531.17 and 147,241.58 is: 220,876.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,320.77 : 789,531.17 = 147,241.58 : x
  2. Step 2: Convert to fraction form
    526,320.77/789,531.17 = 147,241.58/x
  3. Step 3: Cross multiply
    526,320.77x = 789,531.17 × 147,241.58
  4. Step 4: Simplify right side
    526,320.77x = 116,251,812,246.19
  5. Step 5: Solve for x
    x = 116,251,812,246.19/526,320.77
  6. Step 6: Final answer
    x = 220,876.36

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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.