Home / 865,882.40-1,194,954.61-483,909.17

Finding the Fourth Proportional to 865,882.40, 1,194,954.61 and 483,909.17

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Solution

The fourth proportional to 865,882.40, 1,194,954.61 and 483,909.17 is: 667,815.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,882.40 : 1,194,954.61 = 483,909.17 : x
  2. Step 2: Convert to fraction form
    865,882.40/1,194,954.61 = 483,909.17/x
  3. Step 3: Cross multiply
    865,882.40x = 1,194,954.61 × 483,909.17
  4. Step 4: Simplify right side
    865,882.40x = 578,249,493,512.77
  5. Step 5: Solve for x
    x = 578,249,493,512.77/865,882.40
  6. Step 6: Final answer
    x = 667,815.28

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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.