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Finding the Fourth Proportional to 173,675.20, 260,512.80 and 163,177.60

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Solution

The fourth proportional to 173,675.20, 260,512.80 and 163,177.60 is: 244,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,675.20 : 260,512.80 = 163,177.60 : x
  2. Step 2: Convert to fraction form
    173,675.20/260,512.80 = 163,177.60/x
  3. Step 3: Cross multiply
    173,675.20x = 260,512.80 × 163,177.60
  4. Step 4: Simplify right side
    173,675.20x = 42,509,853,473.28
  5. Step 5: Solve for x
    x = 42,509,853,473.28/173,675.20
  6. Step 6: Final answer
    x = 244,766.40

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1.5x scale

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.