Home / 731,333.57-1,097,117.24-225,775.72

Finding the Fourth Proportional to 731,333.57, 1,097,117.24 and 225,775.72

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Solution

The fourth proportional to 731,333.57, 1,097,117.24 and 225,775.72 is: 338,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,333.57 : 1,097,117.24 = 225,775.72 : x
  2. Step 2: Convert to fraction form
    731,333.57/1,097,117.24 = 225,775.72/x
  3. Step 3: Cross multiply
    731,333.57x = 1,097,117.24 × 225,775.72
  4. Step 4: Simplify right side
    731,333.57x = 247,702,434,785.41
  5. Step 5: Solve for x
    x = 247,702,434,785.41/731,333.57
  6. Step 6: Final answer
    x = 338,699.66

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.