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Finding the Fourth Proportional to 584,747.92, 806,935.80 and 330,122.80

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Solution

The fourth proportional to 584,747.92, 806,935.80 and 330,122.80 is: 455,560.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,747.92 : 806,935.80 = 330,122.80 : x
  2. Step 2: Convert to fraction form
    584,747.92/806,935.80 = 330,122.80/x
  3. Step 3: Cross multiply
    584,747.92x = 806,935.80 × 330,122.80
  4. Step 4: Simplify right side
    584,747.92x = 266,387,905,716.24
  5. Step 5: Solve for x
    x = 266,387,905,716.24/584,747.92
  6. Step 6: Final answer
    x = 455,560.25

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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.