Home / 822,160.52-1,134,614.58-477,994.76

Finding the Fourth Proportional to 822,160.52, 1,134,614.58 and 477,994.76

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Solution

The fourth proportional to 822,160.52, 1,134,614.58 and 477,994.76 is: 659,651.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,160.52 : 1,134,614.58 = 477,994.76 : x
  2. Step 2: Convert to fraction form
    822,160.52/1,134,614.58 = 477,994.76/x
  3. Step 3: Cross multiply
    822,160.52x = 1,134,614.58 × 477,994.76
  4. Step 4: Simplify right side
    822,160.52x = 542,339,823,859.60
  5. Step 5: Solve for x
    x = 542,339,823,859.60/822,160.52
  6. Step 6: Final answer
    x = 659,651.99

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Double scale
Find fourth proportional to 822,161.52, 1,134,615.96 and 477,995.76
Similar ratio
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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.