Home / 527,056.20-791,371.64-519,183

Finding the Fourth Proportional to 527,056.20, 791,371.64 and 519,183

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Solution

The fourth proportional to 527,056.20, 791,371.64 and 519,183 is: 779,550.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,056.20 : 791,371.64 = 519,183 : x
  2. Step 2: Convert to fraction form
    527,056.20/791,371.64 = 519,183/x
  3. Step 3: Cross multiply
    527,056.20x = 791,371.64 × 519,183
  4. Step 4: Simplify right side
    527,056.20x = 410,866,702,170.12
  5. Step 5: Solve for x
    x = 410,866,702,170.12/527,056.20
  6. Step 6: Final answer
    x = 779,550.08

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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.