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Finding the Fourth Proportional to 577,524.65, 866,281.46 and 156,800.52

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Solution

The fourth proportional to 577,524.65, 866,281.46 and 156,800.52 is: 235,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,524.65 : 866,281.46 = 156,800.52 : x
  2. Step 2: Convert to fraction form
    577,524.65/866,281.46 = 156,800.52/x
  3. Step 3: Cross multiply
    577,524.65x = 866,281.46 × 156,800.52
  4. Step 4: Simplify right side
    577,524.65x = 135,833,382,610.36
  5. Step 5: Solve for x
    x = 135,833,382,610.36/577,524.65
  6. Step 6: Final answer
    x = 235,199.28

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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.