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Finding the Fourth Proportional to 377,816.40, 566,854.20 and 167,605.20

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Solution

The fourth proportional to 377,816.40, 566,854.20 and 167,605.20 is: 251,465.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,816.40 : 566,854.20 = 167,605.20 : x
  2. Step 2: Convert to fraction form
    377,816.40/566,854.20 = 167,605.20/x
  3. Step 3: Cross multiply
    377,816.40x = 566,854.20 × 167,605.20
  4. Step 4: Simplify right side
    377,816.40x = 95,007,711,561.84
  5. Step 5: Solve for x
    x = 95,007,711,561.84/377,816.40
  6. Step 6: Final answer
    x = 251,465.29

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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.