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Finding the Fourth Proportional to 367,112.72, 550,552.40 and 249,539.60

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Solution

The fourth proportional to 367,112.72, 550,552.40 and 249,539.60 is: 374,230.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,112.72 : 550,552.40 = 249,539.60 : x
  2. Step 2: Convert to fraction form
    367,112.72/550,552.40 = 249,539.60/x
  3. Step 3: Cross multiply
    367,112.72x = 550,552.40 × 249,539.60
  4. Step 4: Simplify right side
    367,112.72x = 137,384,625,675.04
  5. Step 5: Solve for x
    x = 137,384,625,675.04/367,112.72
  6. Step 6: Final answer
    x = 374,230.09

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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.