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Finding the Fourth Proportional to 527,229.67, 790,866.38 and 153,252.67

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Solution

The fourth proportional to 527,229.67, 790,866.38 and 153,252.67 is: 229,885.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,229.67 : 790,866.38 = 153,252.67 : x
  2. Step 2: Convert to fraction form
    527,229.67/790,866.38 = 153,252.67/x
  3. Step 3: Cross multiply
    527,229.67x = 790,866.38 × 153,252.67
  4. Step 4: Simplify right side
    527,229.67x = 121,202,384,348.24
  5. Step 5: Solve for x
    x = 121,202,384,348.24/527,229.67
  6. Step 6: Final answer
    x = 229,885.36

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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.