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Finding the Fourth Proportional to 22,897.60, 34,346.39 and 7,316.44

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Solution

The fourth proportional to 22,897.60, 34,346.39 and 7,316.44 is: 10,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,897.60 : 34,346.39 = 7,316.44 : x
  2. Step 2: Convert to fraction form
    22,897.60/34,346.39 = 7,316.44/x
  3. Step 3: Cross multiply
    22,897.60x = 34,346.39 × 7,316.44
  4. Step 4: Simplify right side
    22,897.60x = 251,293,301.65
  5. Step 5: Solve for x
    x = 251,293,301.65/22,897.60
  6. Step 6: Final answer
    x = 10,974.66

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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.