Home / 358,917.24-495,327.86-197,772.25

Finding the Fourth Proportional to 358,917.24, 495,327.86 and 197,772.25

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Solution

The fourth proportional to 358,917.24, 495,327.86 and 197,772.25 is: 272,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,917.24 : 495,327.86 = 197,772.25 : x
  2. Step 2: Convert to fraction form
    358,917.24/495,327.86 = 197,772.25/x
  3. Step 3: Cross multiply
    358,917.24x = 495,327.86 × 197,772.25
  4. Step 4: Simplify right side
    358,917.24x = 97,962,104,803.09
  5. Step 5: Solve for x
    x = 97,962,104,803.09/358,917.24
  6. Step 6: Final answer
    x = 272,937.86

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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.