Home / 859,592.15-1,186,213.70-477,609.11

Finding the Fourth Proportional to 859,592.15, 1,186,213.70 and 477,609.11

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Solution

The fourth proportional to 859,592.15, 1,186,213.70 and 477,609.11 is: 659,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,592.15 : 1,186,213.70 = 477,609.11 : x
  2. Step 2: Convert to fraction form
    859,592.15/1,186,213.70 = 477,609.11/x
  3. Step 3: Cross multiply
    859,592.15x = 1,186,213.70 × 477,609.11
  4. Step 4: Simplify right side
    859,592.15x = 566,546,469,526.81
  5. Step 5: Solve for x
    x = 566,546,469,526.81/859,592.15
  6. Step 6: Final answer
    x = 659,087.53

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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.