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Finding the Fourth Proportional to 173,417.91, 260,179.98 and 155,535.54

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Solution

The fourth proportional to 173,417.91, 260,179.98 and 155,535.54 is: 233,350.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,417.91 : 260,179.98 = 155,535.54 : x
  2. Step 2: Convert to fraction form
    173,417.91/260,179.98 = 155,535.54/x
  3. Step 3: Cross multiply
    173,417.91x = 260,179.98 × 155,535.54
  4. Step 4: Simplify right side
    173,417.91x = 40,467,233,686.49
  5. Step 5: Solve for x
    x = 40,467,233,686.49/173,417.91
  6. Step 6: Final answer
    x = 233,350.95

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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.