Home / 599,896.17-827,742.45-354,919.35

Finding the Fourth Proportional to 599,896.17, 827,742.45 and 354,919.35

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Solution

The fourth proportional to 599,896.17, 827,742.45 and 354,919.35 is: 489,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,896.17 : 827,742.45 = 354,919.35 : x
  2. Step 2: Convert to fraction form
    599,896.17/827,742.45 = 354,919.35/x
  3. Step 3: Cross multiply
    599,896.17x = 827,742.45 × 354,919.35
  4. Step 4: Simplify right side
    599,896.17x = 293,781,812,321.41
  5. Step 5: Solve for x
    x = 293,781,812,321.41/599,896.17
  6. Step 6: Final answer
    x = 489,721.10

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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.