Home / 517,972.17-776,884.44-162,976.96

Finding the Fourth Proportional to 517,972.17, 776,884.44 and 162,976.96

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Solution

The fourth proportional to 517,972.17, 776,884.44 and 162,976.96 is: 244,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,972.17 : 776,884.44 = 162,976.96 : x
  2. Step 2: Convert to fraction form
    517,972.17/776,884.44 = 162,976.96/x
  3. Step 3: Cross multiply
    517,972.17x = 776,884.44 × 162,976.96
  4. Step 4: Simplify right side
    517,972.17x = 126,614,264,302.50
  5. Step 5: Solve for x
    x = 126,614,264,302.50/517,972.17
  6. Step 6: Final answer
    x = 244,442.21

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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.