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Finding the Fourth Proportional to 369,957.60, 555,195.60 and 237,160.80

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Solution

The fourth proportional to 369,957.60, 555,195.60 and 237,160.80 is: 355,907.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,957.60 : 555,195.60 = 237,160.80 : x
  2. Step 2: Convert to fraction form
    369,957.60/555,195.60 = 237,160.80/x
  3. Step 3: Cross multiply
    369,957.60x = 555,195.60 × 237,160.80
  4. Step 4: Simplify right side
    369,957.60x = 131,670,632,652.48
  5. Step 5: Solve for x
    x = 131,670,632,652.48/369,957.60
  6. Step 6: Final answer
    x = 355,907.36

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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.