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Finding the Fourth Proportional to 174,001.20, 261,390.60 and 169,335.60

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Solution

The fourth proportional to 174,001.20, 261,390.60 and 169,335.60 is: 254,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,001.20 : 261,390.60 = 169,335.60 : x
  2. Step 2: Convert to fraction form
    174,001.20/261,390.60 = 169,335.60/x
  3. Step 3: Cross multiply
    174,001.20x = 261,390.60 × 169,335.60
  4. Step 4: Simplify right side
    174,001.20x = 44,262,734,085.36
  5. Step 5: Solve for x
    x = 44,262,734,085.36/174,001.20
  6. Step 6: Final answer
    x = 254,381.77

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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.