Home / 859,591.15-1,186,212.32-477,608.11

Finding the Fourth Proportional to 859,591.15, 1,186,212.32 and 477,608.11

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Solution

The fourth proportional to 859,591.15, 1,186,212.32 and 477,608.11 is: 659,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,591.15 : 1,186,212.32 = 477,608.11 : x
  2. Step 2: Convert to fraction form
    859,591.15/1,186,212.32 = 477,608.11/x
  3. Step 3: Cross multiply
    859,591.15x = 1,186,212.32 × 477,608.11
  4. Step 4: Simplify right side
    859,591.15x = 566,544,624,213.92
  5. Step 5: Solve for x
    x = 566,544,624,213.92/859,591.15
  6. Step 6: Final answer
    x = 659,086.15

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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.