Home / 356,342.34-491,752.54-195,200.04

Finding the Fourth Proportional to 356,342.34, 491,752.54 and 195,200.04

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Solution

The fourth proportional to 356,342.34, 491,752.54 and 195,200.04 is: 269,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,342.34 : 491,752.54 = 195,200.04 : x
  2. Step 2: Convert to fraction form
    356,342.34/491,752.54 = 195,200.04/x
  3. Step 3: Cross multiply
    356,342.34x = 491,752.54 × 195,200.04
  4. Step 4: Simplify right side
    356,342.34x = 95,990,115,478.10
  5. Step 5: Solve for x
    x = 95,990,115,478.10/356,342.34
  6. Step 6: Final answer
    x = 269,376.12

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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.