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Finding the Fourth Proportional to 582,750.30, 874,250.52 and 330,151.80

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Solution

The fourth proportional to 582,750.30, 874,250.52 and 330,151.80 is: 495,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,750.30 : 874,250.52 = 330,151.80 : x
  2. Step 2: Convert to fraction form
    582,750.30/874,250.52 = 330,151.80/x
  3. Step 3: Cross multiply
    582,750.30x = 874,250.52 × 330,151.80
  4. Step 4: Simplify right side
    582,750.30x = 288,635,382,828.94
  5. Step 5: Solve for x
    x = 288,635,382,828.94/582,750.30
  6. Step 6: Final answer
    x = 495,298.56

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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.