Home / 516,376.35-774,565.13-161,392.23

Finding the Fourth Proportional to 516,376.35, 774,565.13 and 161,392.23

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Solution

The fourth proportional to 516,376.35, 774,565.13 and 161,392.23 is: 242,088.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,376.35 : 774,565.13 = 161,392.23 : x
  2. Step 2: Convert to fraction form
    516,376.35/774,565.13 = 161,392.23/x
  3. Step 3: Cross multiply
    516,376.35x = 774,565.13 × 161,392.23
  4. Step 4: Simplify right side
    516,376.35x = 125,008,794,014.42
  5. Step 5: Solve for x
    x = 125,008,794,014.42/516,376.35
  6. Step 6: Final answer
    x = 242,088.53

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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.