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Finding the Fourth Proportional to 618,079.06, 927,385.01 and 333,713.17

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Solution

The fourth proportional to 618,079.06, 927,385.01 and 333,713.17 is: 500,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,079.06 : 927,385.01 = 333,713.17 : x
  2. Step 2: Convert to fraction form
    618,079.06/927,385.01 = 333,713.17/x
  3. Step 3: Cross multiply
    618,079.06x = 927,385.01 × 333,713.17
  4. Step 4: Simplify right side
    618,079.06x = 309,480,591,497.58
  5. Step 5: Solve for x
    x = 309,480,591,497.58/618,079.06
  6. Step 6: Final answer
    x = 500,713.60

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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.