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Finding the Fourth Proportional to 173,862.30, 260,793.45 and 162,198.30

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Solution

The fourth proportional to 173,862.30, 260,793.45 and 162,198.30 is: 243,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,862.30 : 260,793.45 = 162,198.30 : x
  2. Step 2: Convert to fraction form
    173,862.30/260,793.45 = 162,198.30/x
  3. Step 3: Cross multiply
    173,862.30x = 260,793.45 × 162,198.30
  4. Step 4: Simplify right side
    173,862.30x = 42,300,254,241.14
  5. Step 5: Solve for x
    x = 42,300,254,241.14/173,862.30
  6. Step 6: Final answer
    x = 243,297.45

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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.