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Finding the Fourth Proportional to 573,306.30, 859,738.17 and 188,962.86

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Solution

The fourth proportional to 573,306.30, 859,738.17 and 188,962.86 is: 283,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,306.30 : 859,738.17 = 188,962.86 : x
  2. Step 2: Convert to fraction form
    573,306.30/859,738.17 = 188,962.86/x
  3. Step 3: Cross multiply
    573,306.30x = 859,738.17 × 188,962.86
  4. Step 4: Simplify right side
    573,306.30x = 162,458,583,454.37
  5. Step 5: Solve for x
    x = 162,458,583,454.37/573,306.30
  6. Step 6: Final answer
    x = 283,371.36

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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.