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Finding the Fourth Proportional to 6,493.55, 8,957.97 and 4,254.44

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Solution

The fourth proportional to 6,493.55, 8,957.97 and 4,254.44 is: 5,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493.55 : 8,957.97 = 4,254.44 : x
  2. Step 2: Convert to fraction form
    6,493.55/8,957.97 = 4,254.44/x
  3. Step 3: Cross multiply
    6,493.55x = 8,957.97 × 4,254.44
  4. Step 4: Simplify right side
    6,493.55x = 38,111,101.10
  5. Step 5: Solve for x
    x = 38,111,101.10/6,493.55
  6. Step 6: Final answer
    x = 5,869.07

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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.