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Finding the Fourth Proportional to 8,803.48, 12,149.14 and 4,824.76

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Solution

The fourth proportional to 8,803.48, 12,149.14 and 4,824.76 is: 6,658.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.48 : 12,149.14 = 4,824.76 : x
  2. Step 2: Convert to fraction form
    8,803.48/12,149.14 = 4,824.76/x
  3. Step 3: Cross multiply
    8,803.48x = 12,149.14 × 4,824.76
  4. Step 4: Simplify right side
    8,803.48x = 58,616,684.71
  5. Step 5: Solve for x
    x = 58,616,684.71/8,803.48
  6. Step 6: Final answer
    x = 6,658.35

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.