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Finding the Fourth Proportional to 29,351.20, 44,026.80 and 9,630.40

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Solution

The fourth proportional to 29,351.20, 44,026.80 and 9,630.40 is: 14,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,351.20 : 44,026.80 = 9,630.40 : x
  2. Step 2: Convert to fraction form
    29,351.20/44,026.80 = 9,630.40/x
  3. Step 3: Cross multiply
    29,351.20x = 44,026.80 × 9,630.40
  4. Step 4: Simplify right side
    29,351.20x = 423,995,694.72
  5. Step 5: Solve for x
    x = 423,995,694.72/29,351.20
  6. Step 6: Final answer
    x = 14,445.60

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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.