Home / 859,565.97-1,186,201.28-477,592.75

Finding the Fourth Proportional to 859,565.97, 1,186,201.28 and 477,592.75

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Solution

The fourth proportional to 859,565.97, 1,186,201.28 and 477,592.75 is: 659,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,565.97 : 1,186,201.28 = 477,592.75 : x
  2. Step 2: Convert to fraction form
    859,565.97/1,186,201.28 = 477,592.75/x
  3. Step 3: Cross multiply
    859,565.97x = 1,186,201.28 × 477,592.75
  4. Step 4: Simplify right side
    859,565.97x = 566,521,129,597.20
  5. Step 5: Solve for x
    x = 566,521,129,597.20/859,565.97
  6. Step 6: Final answer
    x = 659,078.13

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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.