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Finding the Fourth Proportional to 333,937.74, 500,589.81 and 123,432.78

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Solution

The fourth proportional to 333,937.74, 500,589.81 and 123,432.78 is: 185,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,937.74 : 500,589.81 = 123,432.78 : x
  2. Step 2: Convert to fraction form
    333,937.74/500,589.81 = 123,432.78/x
  3. Step 3: Cross multiply
    333,937.74x = 500,589.81 × 123,432.78
  4. Step 4: Simplify right side
    333,937.74x = 61,789,191,887.97
  5. Step 5: Solve for x
    x = 61,789,191,887.97/333,937.74
  6. Step 6: Final answer
    x = 185,032.07

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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.