Home / 705,061.68-1,057,367.88-231,637.20

Finding the Fourth Proportional to 705,061.68, 1,057,367.88 and 231,637.20

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Solution

The fourth proportional to 705,061.68, 1,057,367.88 and 231,637.20 is: 347,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,061.68 : 1,057,367.88 = 231,637.20 : x
  2. Step 2: Convert to fraction form
    705,061.68/1,057,367.88 = 231,637.20/x
  3. Step 3: Cross multiply
    705,061.68x = 1,057,367.88 × 231,637.20
  4. Step 4: Simplify right side
    705,061.68x = 244,925,735,093.14
  5. Step 5: Solve for x
    x = 244,925,735,093.14/705,061.68
  6. Step 6: Final answer
    x = 347,382.00

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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.