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Finding the Fourth Proportional to 261,571.24, 360,920.10 and 159,573.16

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Solution

The fourth proportional to 261,571.24, 360,920.10 and 159,573.16 is: 220,181.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,571.24 : 360,920.10 = 159,573.16 : x
  2. Step 2: Convert to fraction form
    261,571.24/360,920.10 = 159,573.16/x
  3. Step 3: Cross multiply
    261,571.24x = 360,920.10 × 159,573.16
  4. Step 4: Simplify right side
    261,571.24x = 57,593,160,864.52
  5. Step 5: Solve for x
    x = 57,593,160,864.52/261,571.24
  6. Step 6: Final answer
    x = 220,181.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.