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Finding the Fourth Proportional to 175,230.80, 262,865.40 and 169,701.20

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Solution

The fourth proportional to 175,230.80, 262,865.40 and 169,701.20 is: 254,570.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,230.80 : 262,865.40 = 169,701.20 : x
  2. Step 2: Convert to fraction form
    175,230.80/262,865.40 = 169,701.20/x
  3. Step 3: Cross multiply
    175,230.80x = 262,865.40 × 169,701.20
  4. Step 4: Simplify right side
    175,230.80x = 44,608,573,818.48
  5. Step 5: Solve for x
    x = 44,608,573,818.48/175,230.80
  6. Step 6: Final answer
    x = 254,570.39

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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.