Home / 691,933.19-954,910.22-386,010.16

Finding the Fourth Proportional to 691,933.19, 954,910.22 and 386,010.16

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Solution

The fourth proportional to 691,933.19, 954,910.22 and 386,010.16 is: 532,717.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,933.19 : 954,910.22 = 386,010.16 : x
  2. Step 2: Convert to fraction form
    691,933.19/954,910.22 = 386,010.16/x
  3. Step 3: Cross multiply
    691,933.19x = 954,910.22 × 386,010.16
  4. Step 4: Simplify right side
    691,933.19x = 368,605,042,490.51
  5. Step 5: Solve for x
    x = 368,605,042,490.51/691,933.19
  6. Step 6: Final answer
    x = 532,717.68

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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.