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Finding the Fourth Proportional to 362,350.80, 543,526.20 and 329,135.74

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Solution

The fourth proportional to 362,350.80, 543,526.20 and 329,135.74 is: 493,703.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,350.80 : 543,526.20 = 329,135.74 : x
  2. Step 2: Convert to fraction form
    362,350.80/543,526.20 = 329,135.74/x
  3. Step 3: Cross multiply
    362,350.80x = 543,526.20 × 329,135.74
  4. Step 4: Simplify right side
    362,350.80x = 178,893,896,687.57
  5. Step 5: Solve for x
    x = 178,893,896,687.57/362,350.80
  6. Step 6: Final answer
    x = 493,703.61

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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.