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Finding the Fourth Proportional to 7,207.59, 9,946.62 and 4,063.17

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Solution

The fourth proportional to 7,207.59, 9,946.62 and 4,063.17 is: 5,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.59 : 9,946.62 = 4,063.17 : x
  2. Step 2: Convert to fraction form
    7,207.59/9,946.62 = 4,063.17/x
  3. Step 3: Cross multiply
    7,207.59x = 9,946.62 × 4,063.17
  4. Step 4: Simplify right side
    7,207.59x = 40,414,807.99
  5. Step 5: Solve for x
    x = 40,414,807.99/7,207.59
  6. Step 6: Final answer
    x = 5,607.26

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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.