Home / 865,660.40-1,296,935.40-741,244.40

Finding the Fourth Proportional to 865,660.40, 1,296,935.40 and 741,244.40

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Solution

The fourth proportional to 865,660.40, 1,296,935.40 and 741,244.40 is: 1,110,534.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,660.40 : 1,296,935.40 = 741,244.40 : x
  2. Step 2: Convert to fraction form
    865,660.40/1,296,935.40 = 741,244.40/x
  3. Step 3: Cross multiply
    865,660.40x = 1,296,935.40 × 741,244.40
  4. Step 4: Simplify right side
    865,660.40x = 961,346,102,411.76
  5. Step 5: Solve for x
    x = 961,346,102,411.76/865,660.40
  6. Step 6: Final answer
    x = 1,110,534.92

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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.