Home / 417,743.22-576,282.42-247,857.06

Finding the Fourth Proportional to 417,743.22, 576,282.42 and 247,857.06

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Solution

The fourth proportional to 417,743.22, 576,282.42 and 247,857.06 is: 341,922.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,743.22 : 576,282.42 = 247,857.06 : x
  2. Step 2: Convert to fraction form
    417,743.22/576,282.42 = 247,857.06/x
  3. Step 3: Cross multiply
    417,743.22x = 576,282.42 × 247,857.06
  4. Step 4: Simplify right side
    417,743.22x = 142,835,666,350.89
  5. Step 5: Solve for x
    x = 142,835,666,350.89/417,743.22
  6. Step 6: Final answer
    x = 341,922.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.