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Finding the Fourth Proportional to 5,553.98, 8,332.27 and 1,658.48

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Solution

The fourth proportional to 5,553.98, 8,332.27 and 1,658.48 is: 2,488.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.98 : 8,332.27 = 1,658.48 : x
  2. Step 2: Convert to fraction form
    5,553.98/8,332.27 = 1,658.48/x
  3. Step 3: Cross multiply
    5,553.98x = 8,332.27 × 1,658.48
  4. Step 4: Simplify right side
    5,553.98x = 13,818,903.15
  5. Step 5: Solve for x
    x = 13,818,903.15/5,553.98
  6. Step 6: Final answer
    x = 2,488.11

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1.5x scale

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.