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Finding the Fourth Proportional to 173,354.60, 260,031.90 and 162,986.60

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Solution

The fourth proportional to 173,354.60, 260,031.90 and 162,986.60 is: 244,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,354.60 : 260,031.90 = 162,986.60 : x
  2. Step 2: Convert to fraction form
    173,354.60/260,031.90 = 162,986.60/x
  3. Step 3: Cross multiply
    173,354.60x = 260,031.90 × 162,986.60
  4. Step 4: Simplify right side
    173,354.60x = 42,381,715,272.54
  5. Step 5: Solve for x
    x = 42,381,715,272.54/173,354.60
  6. Step 6: Final answer
    x = 244,479.90

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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.