Home / 865,884.40-1,194,957.38-483,911.17

Finding the Fourth Proportional to 865,884.40, 1,194,957.38 and 483,911.17

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Solution

The fourth proportional to 865,884.40, 1,194,957.38 and 483,911.17 is: 667,818.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,884.40 : 1,194,957.38 = 483,911.17 : x
  2. Step 2: Convert to fraction form
    865,884.40/1,194,957.38 = 483,911.17/x
  3. Step 3: Cross multiply
    865,884.40x = 1,194,957.38 × 483,911.17
  4. Step 4: Simplify right side
    865,884.40x = 578,253,223,855.94
  5. Step 5: Solve for x
    x = 578,253,223,855.94/865,884.40
  6. Step 6: Final answer
    x = 667,818.04

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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.