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Finding the Fourth Proportional to 173,304.60, 260,216.10 and 120,946.20

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Solution

The fourth proportional to 173,304.60, 260,216.10 and 120,946.20 is: 181,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,304.60 : 260,216.10 = 120,946.20 : x
  2. Step 2: Convert to fraction form
    173,304.60/260,216.10 = 120,946.20/x
  3. Step 3: Cross multiply
    173,304.60x = 260,216.10 × 120,946.20
  4. Step 4: Simplify right side
    173,304.60x = 31,472,148,473.82
  5. Step 5: Solve for x
    x = 31,472,148,473.82/173,304.60
  6. Step 6: Final answer
    x = 181,600.19

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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.