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Finding the Fourth Proportional to 34,446.48, 51,663.20 and 9,480.30

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Solution

The fourth proportional to 34,446.48, 51,663.20 and 9,480.30 is: 14,218.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,446.48 : 51,663.20 = 9,480.30 : x
  2. Step 2: Convert to fraction form
    34,446.48/51,663.20 = 9,480.30/x
  3. Step 3: Cross multiply
    34,446.48x = 51,663.20 × 9,480.30
  4. Step 4: Simplify right side
    34,446.48x = 489,782,587.56
  5. Step 5: Solve for x
    x = 489,782,587.56/34,446.48
  6. Step 6: Final answer
    x = 14,218.65

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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.