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Finding the Fourth Proportional to 377,685.01, 566,543.15 and 111,445.52

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Solution

The fourth proportional to 377,685.01, 566,543.15 and 111,445.52 is: 167,172.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,685.01 : 566,543.15 = 111,445.52 : x
  2. Step 2: Convert to fraction form
    377,685.01/566,543.15 = 111,445.52/x
  3. Step 3: Cross multiply
    377,685.01x = 566,543.15 × 111,445.52
  4. Step 4: Simplify right side
    377,685.01x = 63,138,695,954.19
  5. Step 5: Solve for x
    x = 63,138,695,954.19/377,685.01
  6. Step 6: Final answer
    x = 167,172.89

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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.