Home / 702,658.50-1,053,830.10-323,214.83

Finding the Fourth Proportional to 702,658.50, 1,053,830.10 and 323,214.83

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Solution

The fourth proportional to 702,658.50, 1,053,830.10 and 323,214.83 is: 484,749.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,658.50 : 1,053,830.10 = 323,214.83 : x
  2. Step 2: Convert to fraction form
    702,658.50/1,053,830.10 = 323,214.83/x
  3. Step 3: Cross multiply
    702,658.50x = 1,053,830.10 × 323,214.83
  4. Step 4: Simplify right side
    702,658.50x = 340,613,517,660.97
  5. Step 5: Solve for x
    x = 340,613,517,660.97/702,658.50
  6. Step 6: Final answer
    x = 484,749.73

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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.