Home / 516,367.23-774,551.45-161,383.11

Finding the Fourth Proportional to 516,367.23, 774,551.45 and 161,383.11

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Solution

The fourth proportional to 516,367.23, 774,551.45 and 161,383.11 is: 242,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,367.23 : 774,551.45 = 161,383.11 : x
  2. Step 2: Convert to fraction form
    516,367.23/774,551.45 = 161,383.11/x
  3. Step 3: Cross multiply
    516,367.23x = 774,551.45 × 161,383.11
  4. Step 4: Simplify right side
    516,367.23x = 124,999,521,856.01
  5. Step 5: Solve for x
    x = 124,999,521,856.01/516,367.23
  6. Step 6: Final answer
    x = 242,074.85

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Double scale
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Similar ratio
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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.