Home / 861,956.92-1,292,492.40-462,933.28

Finding the Fourth Proportional to 861,956.92, 1,292,492.40 and 462,933.28

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Solution

The fourth proportional to 861,956.92, 1,292,492.40 and 462,933.28 is: 694,162.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,956.92 : 1,292,492.40 = 462,933.28 : x
  2. Step 2: Convert to fraction form
    861,956.92/1,292,492.40 = 462,933.28/x
  3. Step 3: Cross multiply
    861,956.92x = 1,292,492.40 × 462,933.28
  4. Step 4: Simplify right side
    861,956.92x = 598,337,746,107.07
  5. Step 5: Solve for x
    x = 598,337,746,107.07/861,956.92
  6. Step 6: Final answer
    x = 694,162.01

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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.