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Finding the Fourth Proportional to 931,924.62, 1,396,060.04 and 482,940

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Solution

The fourth proportional to 931,924.62, 1,396,060.04 and 482,940 is: 723,463.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,924.62 : 1,396,060.04 = 482,940 : x
  2. Step 2: Convert to fraction form
    931,924.62/1,396,060.04 = 482,940/x
  3. Step 3: Cross multiply
    931,924.62x = 1,396,060.04 × 482,940
  4. Step 4: Simplify right side
    931,924.62x = 674,213,236,924.95
  5. Step 5: Solve for x
    x = 674,213,236,924.95/931,924.62
  6. Step 6: Final answer
    x = 723,463.27

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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.