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Finding the Fourth Proportional to 6,498.23, 8,957.03 and 5,079.41

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Solution

The fourth proportional to 6,498.23, 8,957.03 and 5,079.41 is: 7,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,498.23 : 8,957.03 = 5,079.41 : x
  2. Step 2: Convert to fraction form
    6,498.23/8,957.03 = 5,079.41/x
  3. Step 3: Cross multiply
    6,498.23x = 8,957.03 × 5,079.41
  4. Step 4: Simplify right side
    6,498.23x = 45,496,402.36
  5. Step 5: Solve for x
    x = 45,496,402.36/6,498.23
  6. Step 6: Final answer
    x = 7,001.35

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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.