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Finding the Fourth Proportional to 294,377.60, 406,217.93 and 167,053.19

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Solution

The fourth proportional to 294,377.60, 406,217.93 and 167,053.19 is: 230,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,377.60 : 406,217.93 = 167,053.19 : x
  2. Step 2: Convert to fraction form
    294,377.60/406,217.93 = 167,053.19/x
  3. Step 3: Cross multiply
    294,377.60x = 406,217.93 × 167,053.19
  4. Step 4: Simplify right side
    294,377.60x = 67,860,001,041.70
  5. Step 5: Solve for x
    x = 67,860,001,041.70/294,377.60
  6. Step 6: Final answer
    x = 230,520.26

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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.