Home / 706,238.28-974,619.92-383,949.61

Finding the Fourth Proportional to 706,238.28, 974,619.92 and 383,949.61

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Solution

The fourth proportional to 706,238.28, 974,619.92 and 383,949.61 is: 529,856.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,238.28 : 974,619.92 = 383,949.61 : x
  2. Step 2: Convert to fraction form
    706,238.28/974,619.92 = 383,949.61/x
  3. Step 3: Cross multiply
    706,238.28x = 974,619.92 × 383,949.61
  4. Step 4: Simplify right side
    706,238.28x = 374,204,938,182.23
  5. Step 5: Solve for x
    x = 374,204,938,182.23/706,238.28
  6. Step 6: Final answer
    x = 529,856.49

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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.