Home / 358,618.17-494,893.07-197,472.83

Finding the Fourth Proportional to 358,618.17, 494,893.07 and 197,472.83

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Solution

The fourth proportional to 358,618.17, 494,893.07 and 197,472.83 is: 272,512.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,618.17 : 494,893.07 = 197,472.83 : x
  2. Step 2: Convert to fraction form
    358,618.17/494,893.07 = 197,472.83/x
  3. Step 3: Cross multiply
    358,618.17x = 494,893.07 × 197,472.83
  4. Step 4: Simplify right side
    358,618.17x = 97,727,934,864.21
  5. Step 5: Solve for x
    x = 97,727,934,864.21/358,618.17
  6. Step 6: Final answer
    x = 272,512.51

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1.5x scale

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.