Home / 856,262.50-1,181,642.34-474,314.02

Finding the Fourth Proportional to 856,262.50, 1,181,642.34 and 474,314.02

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Solution

The fourth proportional to 856,262.50, 1,181,642.34 and 474,314.02 is: 654,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,262.50 : 1,181,642.34 = 474,314.02 : x
  2. Step 2: Convert to fraction form
    856,262.50/1,181,642.34 = 474,314.02/x
  3. Step 3: Cross multiply
    856,262.50x = 1,181,642.34 × 474,314.02
  4. Step 4: Simplify right side
    856,262.50x = 560,469,528,487.61
  5. Step 5: Solve for x
    x = 560,469,528,487.61/856,262.50
  6. Step 6: Final answer
    x = 654,553.40

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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.