Home / 283,647.11-391,280.96-181,562.74

Finding the Fourth Proportional to 283,647.11, 391,280.96 and 181,562.74

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Solution

The fourth proportional to 283,647.11, 391,280.96 and 181,562.74 is: 250,459.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,647.11 : 391,280.96 = 181,562.74 : x
  2. Step 2: Convert to fraction form
    283,647.11/391,280.96 = 181,562.74/x
  3. Step 3: Cross multiply
    283,647.11x = 391,280.96 × 181,562.74
  4. Step 4: Simplify right side
    283,647.11x = 71,042,041,251.03
  5. Step 5: Solve for x
    x = 71,042,041,251.03/283,647.11
  6. Step 6: Final answer
    x = 250,459.25

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1.5x scale

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.