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Finding the Fourth Proportional to 15,484.80, 23,227.04 and 6,248.64

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Solution

The fourth proportional to 15,484.80, 23,227.04 and 6,248.64 is: 9,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484.80 : 23,227.04 = 6,248.64 : x
  2. Step 2: Convert to fraction form
    15,484.80/23,227.04 = 6,248.64/x
  3. Step 3: Cross multiply
    15,484.80x = 23,227.04 × 6,248.64
  4. Step 4: Simplify right side
    15,484.80x = 145,137,411.23
  5. Step 5: Solve for x
    x = 145,137,411.23/15,484.80
  6. Step 6: Final answer
    x = 9,372.90

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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.