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Finding the Fourth Proportional to 6,539.34, 9,018.14 and 5,044.90

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Solution

The fourth proportional to 6,539.34, 9,018.14 and 5,044.90 is: 6,957.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.34 : 9,018.14 = 5,044.90 : x
  2. Step 2: Convert to fraction form
    6,539.34/9,018.14 = 5,044.90/x
  3. Step 3: Cross multiply
    6,539.34x = 9,018.14 × 5,044.90
  4. Step 4: Simplify right side
    6,539.34x = 45,495,614.49
  5. Step 5: Solve for x
    x = 45,495,614.49/6,539.34
  6. Step 6: Final answer
    x = 6,957.22

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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.