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Finding the Fourth Proportional to 584,074.38, 806,017.95 and 339,081.87

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Solution

The fourth proportional to 584,074.38, 806,017.95 and 339,081.87 is: 467,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,074.38 : 806,017.95 = 339,081.87 : x
  2. Step 2: Convert to fraction form
    584,074.38/806,017.95 = 339,081.87/x
  3. Step 3: Cross multiply
    584,074.38x = 806,017.95 × 339,081.87
  4. Step 4: Simplify right side
    584,074.38x = 273,306,068,014.07
  5. Step 5: Solve for x
    x = 273,306,068,014.07/584,074.38
  6. Step 6: Final answer
    x = 467,930.25

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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.