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Finding the Fourth Proportional to 7,624.52, 10,518.08 and 5,107.17

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Solution

The fourth proportional to 7,624.52, 10,518.08 and 5,107.17 is: 7,045.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.52 : 10,518.08 = 5,107.17 : x
  2. Step 2: Convert to fraction form
    7,624.52/10,518.08 = 5,107.17/x
  3. Step 3: Cross multiply
    7,624.52x = 10,518.08 × 5,107.17
  4. Step 4: Simplify right side
    7,624.52x = 53,717,622.63
  5. Step 5: Solve for x
    x = 53,717,622.63/7,624.52
  6. Step 6: Final answer
    x = 7,045.38

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Half 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.