Home / 439,917.93-607,084.61-238,713.93

Finding the Fourth Proportional to 439,917.93, 607,084.61 and 238,713.93

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Solution

The fourth proportional to 439,917.93, 607,084.61 and 238,713.93 is: 329,424.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,917.93 : 607,084.61 = 238,713.93 : x
  2. Step 2: Convert to fraction form
    439,917.93/607,084.61 = 238,713.93/x
  3. Step 3: Cross multiply
    439,917.93x = 607,084.61 × 238,713.93
  4. Step 4: Simplify right side
    439,917.93x = 144,919,551,902.05
  5. Step 5: Solve for x
    x = 144,919,551,902.05/439,917.93
  6. Step 6: Final answer
    x = 329,424.06

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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.