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Finding the Fourth Proportional to 10,654.90, 14,699.04 and 7,467.04

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Solution

The fourth proportional to 10,654.90, 14,699.04 and 7,467.04 is: 10,301.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,654.90 : 14,699.04 = 7,467.04 : x
  2. Step 2: Convert to fraction form
    10,654.90/14,699.04 = 7,467.04/x
  3. Step 3: Cross multiply
    10,654.90x = 14,699.04 × 7,467.04
  4. Step 4: Simplify right side
    10,654.90x = 109,758,319.64
  5. Step 5: Solve for x
    x = 109,758,319.64/10,654.90
  6. Step 6: Final answer
    x = 10,301.21

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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.