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Finding the Fourth Proportional to 301,400.10, 452,546.55 and 168,545.70

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Solution

The fourth proportional to 301,400.10, 452,546.55 and 168,545.70 is: 253,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,400.10 : 452,546.55 = 168,545.70 : x
  2. Step 2: Convert to fraction form
    301,400.10/452,546.55 = 168,545.70/x
  3. Step 3: Cross multiply
    301,400.10x = 452,546.55 × 168,545.70
  4. Step 4: Simplify right side
    301,400.10x = 76,274,775,052.34
  5. Step 5: Solve for x
    x = 76,274,775,052.34/301,400.10
  6. Step 6: Final answer
    x = 253,068.18

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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.