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Finding the Fourth Proportional to 584,306.70, 876,200.85 and 268,860.30

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Solution

The fourth proportional to 584,306.70, 876,200.85 and 268,860.30 is: 403,171.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,306.70 : 876,200.85 = 268,860.30 : x
  2. Step 2: Convert to fraction form
    584,306.70/876,200.85 = 268,860.30/x
  3. Step 3: Cross multiply
    584,306.70x = 876,200.85 × 268,860.30
  4. Step 4: Simplify right side
    584,306.70x = 235,575,623,391.26
  5. Step 5: Solve for x
    x = 235,575,623,391.26/584,306.70
  6. Step 6: Final answer
    x = 403,171.18

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1.5x scale

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.