Home / 514,213.11-771,336.08-159,230.20

Finding the Fourth Proportional to 514,213.11, 771,336.08 and 159,230.20

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Solution

The fourth proportional to 514,213.11, 771,336.08 and 159,230.20 is: 238,850.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,213.11 : 771,336.08 = 159,230.20 : x
  2. Step 2: Convert to fraction form
    514,213.11/771,336.08 = 159,230.20/x
  3. Step 3: Cross multiply
    514,213.11x = 771,336.08 × 159,230.20
  4. Step 4: Simplify right side
    514,213.11x = 122,819,998,285.62
  5. Step 5: Solve for x
    x = 122,819,998,285.62/514,213.11
  6. Step 6: Final answer
    x = 238,850.38

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1.5x scale

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.