Home / 694,610.16-958,287.96-436,335.36

Finding the Fourth Proportional to 694,610.16, 958,287.96 and 436,335.36

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Solution

The fourth proportional to 694,610.16, 958,287.96 and 436,335.36 is: 601,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,610.16 : 958,287.96 = 436,335.36 : x
  2. Step 2: Convert to fraction form
    694,610.16/958,287.96 = 436,335.36/x
  3. Step 3: Cross multiply
    694,610.16x = 958,287.96 × 436,335.36
  4. Step 4: Simplify right side
    694,610.16x = 418,134,922,010.27
  5. Step 5: Solve for x
    x = 418,134,922,010.27/694,610.16
  6. Step 6: Final answer
    x = 601,970.64

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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.