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Finding the Fourth Proportional to 366,001.80, 549,002.70 and 188,854.80

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Solution

The fourth proportional to 366,001.80, 549,002.70 and 188,854.80 is: 283,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,001.80 : 549,002.70 = 188,854.80 : x
  2. Step 2: Convert to fraction form
    366,001.80/549,002.70 = 188,854.80/x
  3. Step 3: Cross multiply
    366,001.80x = 549,002.70 × 188,854.80
  4. Step 4: Simplify right side
    366,001.80x = 103,681,795,107.96
  5. Step 5: Solve for x
    x = 103,681,795,107.96/366,001.80
  6. Step 6: Final answer
    x = 283,282.20

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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.