Home / 385,081.18-577,905.58-182,677.92

Finding the Fourth Proportional to 385,081.18, 577,905.58 and 182,677.92

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Solution

The fourth proportional to 385,081.18, 577,905.58 and 182,677.92 is: 274,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,081.18 : 577,905.58 = 182,677.92 : x
  2. Step 2: Convert to fraction form
    385,081.18/577,905.58 = 182,677.92/x
  3. Step 3: Cross multiply
    385,081.18x = 577,905.58 × 182,677.92
  4. Step 4: Simplify right side
    385,081.18x = 105,570,589,310.79
  5. Step 5: Solve for x
    x = 105,570,589,310.79/385,081.18
  6. Step 6: Final answer
    x = 274,151.52

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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.