Home / 826,401.67-1,239,462.17-377,016.91

Finding the Fourth Proportional to 826,401.67, 1,239,462.17 and 377,016.91

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Solution

The fourth proportional to 826,401.67, 1,239,462.17 and 377,016.91 is: 565,461.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,401.67 : 1,239,462.17 = 377,016.91 : x
  2. Step 2: Convert to fraction form
    826,401.67/1,239,462.17 = 377,016.91/x
  3. Step 3: Cross multiply
    826,401.67x = 1,239,462.17 × 377,016.91
  4. Step 4: Simplify right side
    826,401.67x = 467,298,198,337.84
  5. Step 5: Solve for x
    x = 467,298,198,337.84/826,401.67
  6. Step 6: Final answer
    x = 565,461.34

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Double scale
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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.