Home / 353,724.66-488,085.03-202,792.50

Finding the Fourth Proportional to 353,724.66, 488,085.03 and 202,792.50

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Solution

The fourth proportional to 353,724.66, 488,085.03 and 202,792.50 is: 279,822.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,724.66 : 488,085.03 = 202,792.50 : x
  2. Step 2: Convert to fraction form
    353,724.66/488,085.03 = 202,792.50/x
  3. Step 3: Cross multiply
    353,724.66x = 488,085.03 × 202,792.50
  4. Step 4: Simplify right side
    353,724.66x = 98,979,983,446.28
  5. Step 5: Solve for x
    x = 98,979,983,446.28/353,724.66
  6. Step 6: Final answer
    x = 279,822.12

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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.