Home / 976,776.78-1,347,962.13-541,207.45

Finding the Fourth Proportional to 976,776.78, 1,347,962.13 and 541,207.45

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Solution

The fourth proportional to 976,776.78, 1,347,962.13 and 541,207.45 is: 746,871.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,776.78 : 1,347,962.13 = 541,207.45 : x
  2. Step 2: Convert to fraction form
    976,776.78/1,347,962.13 = 541,207.45/x
  3. Step 3: Cross multiply
    976,776.78x = 1,347,962.13 × 541,207.45
  4. Step 4: Simplify right side
    976,776.78x = 729,527,143,703.96
  5. Step 5: Solve for x
    x = 729,527,143,703.96/976,776.78
  6. Step 6: Final answer
    x = 746,871.91

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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.