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Finding the Fourth Proportional to 7,214.59, 10,799.20 and 7,046.11

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Solution

The fourth proportional to 7,214.59, 10,799.20 and 7,046.11 is: 10,547.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.59 : 10,799.20 = 7,046.11 : x
  2. Step 2: Convert to fraction form
    7,214.59/10,799.20 = 7,046.11/x
  3. Step 3: Cross multiply
    7,214.59x = 10,799.20 × 7,046.11
  4. Step 4: Simplify right side
    7,214.59x = 76,092,351.11
  5. Step 5: Solve for x
    x = 76,092,351.11/7,214.59
  6. Step 6: Final answer
    x = 10,547.01

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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.