Home / 842,956.14-1,163,255.85-460,974.72

Finding the Fourth Proportional to 842,956.14, 1,163,255.85 and 460,974.72

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Solution

The fourth proportional to 842,956.14, 1,163,255.85 and 460,974.72 is: 636,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,956.14 : 1,163,255.85 = 460,974.72 : x
  2. Step 2: Convert to fraction form
    842,956.14/1,163,255.85 = 460,974.72/x
  3. Step 3: Cross multiply
    842,956.14x = 1,163,255.85 × 460,974.72
  4. Step 4: Simplify right side
    842,956.14x = 536,231,539,742.11
  5. Step 5: Solve for x
    x = 536,231,539,742.11/842,956.14
  6. Step 6: Final answer
    x = 636,132.20

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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.