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Finding the Fourth Proportional to 7,404.60, 11,104.98 and 2,962.08

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Solution

The fourth proportional to 7,404.60, 11,104.98 and 2,962.08 is: 4,442.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.60 : 11,104.98 = 2,962.08 : x
  2. Step 2: Convert to fraction form
    7,404.60/11,104.98 = 2,962.08/x
  3. Step 3: Cross multiply
    7,404.60x = 11,104.98 × 2,962.08
  4. Step 4: Simplify right side
    7,404.60x = 32,893,839.16
  5. Step 5: Solve for x
    x = 32,893,839.16/7,404.60
  6. Step 6: Final answer
    x = 4,442.35

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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.