Home / 358,966.22-495,376.78-197,827.15

Finding the Fourth Proportional to 358,966.22, 495,376.78 and 197,827.15

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Solution

The fourth proportional to 358,966.22, 495,376.78 and 197,827.15 is: 273,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,966.22 : 495,376.78 = 197,827.15 : x
  2. Step 2: Convert to fraction form
    358,966.22/495,376.78 = 197,827.15/x
  3. Step 3: Cross multiply
    358,966.22x = 495,376.78 × 197,827.15
  4. Step 4: Simplify right side
    358,966.22x = 97,998,976,563.58
  5. Step 5: Solve for x
    x = 97,998,976,563.58/358,966.22
  6. Step 6: Final answer
    x = 273,003.34

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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.