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Finding the Fourth Proportional to 362,713.20, 544,069.80 and 323,314.80

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Solution

The fourth proportional to 362,713.20, 544,069.80 and 323,314.80 is: 484,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,713.20 : 544,069.80 = 323,314.80 : x
  2. Step 2: Convert to fraction form
    362,713.20/544,069.80 = 323,314.80/x
  3. Step 3: Cross multiply
    362,713.20x = 544,069.80 × 323,314.80
  4. Step 4: Simplify right side
    362,713.20x = 175,905,818,573.04
  5. Step 5: Solve for x
    x = 175,905,818,573.04/362,713.20
  6. Step 6: Final answer
    x = 484,972.20

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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.