Home / 976,617.81-1,347,400.10-568,633.30

Finding the Fourth Proportional to 976,617.81, 1,347,400.10 and 568,633.30

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Solution

The fourth proportional to 976,617.81, 1,347,400.10 and 568,633.30 is: 784,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,617.81 : 1,347,400.10 = 568,633.30 : x
  2. Step 2: Convert to fraction form
    976,617.81/1,347,400.10 = 568,633.30/x
  3. Step 3: Cross multiply
    976,617.81x = 1,347,400.10 × 568,633.30
  4. Step 4: Simplify right side
    976,617.81x = 766,176,563,336.41
  5. Step 5: Solve for x
    x = 766,176,563,336.41/976,617.81
  6. Step 6: Final answer
    x = 784,520.37

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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.