Home / 769,433.48-1,061,873.14-425,262.04

Finding the Fourth Proportional to 769,433.48, 1,061,873.14 and 425,262.04

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Solution

The fourth proportional to 769,433.48, 1,061,873.14 and 425,262.04 is: 586,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,433.48 : 1,061,873.14 = 425,262.04 : x
  2. Step 2: Convert to fraction form
    769,433.48/1,061,873.14 = 425,262.04/x
  3. Step 3: Cross multiply
    769,433.48x = 1,061,873.14 × 425,262.04
  4. Step 4: Simplify right side
    769,433.48x = 451,574,337,737.61
  5. Step 5: Solve for x
    x = 451,574,337,737.61/769,433.48
  6. Step 6: Final answer
    x = 586,891.98

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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.