Home / 801,246.14-1,105,716.72-457,081.46

Finding the Fourth Proportional to 801,246.14, 1,105,716.72 and 457,081.46

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Solution

The fourth proportional to 801,246.14, 1,105,716.72 and 457,081.46 is: 630,770.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,246.14 : 1,105,716.72 = 457,081.46 : x
  2. Step 2: Convert to fraction form
    801,246.14/1,105,716.72 = 457,081.46/x
  3. Step 3: Cross multiply
    801,246.14x = 1,105,716.72 × 457,081.46
  4. Step 4: Simplify right side
    801,246.14x = 505,402,609,946.09
  5. Step 5: Solve for x
    x = 505,402,609,946.09/801,246.14
  6. Step 6: Final answer
    x = 630,770.73

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Double scale
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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.