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Finding the Fourth Proportional to 218,492.35, 301,534.60 and 132,454.96

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Solution

The fourth proportional to 218,492.35, 301,534.60 and 132,454.96 is: 182,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,492.35 : 301,534.60 = 132,454.96 : x
  2. Step 2: Convert to fraction form
    218,492.35/301,534.60 = 132,454.96/x
  3. Step 3: Cross multiply
    218,492.35x = 301,534.60 × 132,454.96
  4. Step 4: Simplify right side
    218,492.35x = 39,939,752,545.00
  5. Step 5: Solve for x
    x = 39,939,752,545.00/218,492.35
  6. Step 6: Final answer
    x = 182,797.03

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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.