Home / 548,207.10-822,310.65-527,211.90

Finding the Fourth Proportional to 548,207.10, 822,310.65 and 527,211.90

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Solution

The fourth proportional to 548,207.10, 822,310.65 and 527,211.90 is: 790,817.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,207.10 : 822,310.65 = 527,211.90 : x
  2. Step 2: Convert to fraction form
    548,207.10/822,310.65 = 527,211.90/x
  3. Step 3: Cross multiply
    548,207.10x = 822,310.65 × 527,211.90
  4. Step 4: Simplify right side
    548,207.10x = 433,531,960,176.74
  5. Step 5: Solve for x
    x = 433,531,960,176.74/548,207.10
  6. Step 6: Final answer
    x = 790,817.85

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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.