Home / 577,346.13-865,789.56-222,162.75

Finding the Fourth Proportional to 577,346.13, 865,789.56 and 222,162.75

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Solution

The fourth proportional to 577,346.13, 865,789.56 and 222,162.75 is: 333,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,346.13 : 865,789.56 = 222,162.75 : x
  2. Step 2: Convert to fraction form
    577,346.13/865,789.56 = 222,162.75/x
  3. Step 3: Cross multiply
    577,346.13x = 865,789.56 × 222,162.75
  4. Step 4: Simplify right side
    577,346.13x = 192,346,189,570.89
  5. Step 5: Solve for x
    x = 192,346,189,570.89/577,346.13
  6. Step 6: Final answer
    x = 333,155.76

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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.