Home / 358,523.04-494,759.16-197,380.92

Finding the Fourth Proportional to 358,523.04, 494,759.16 and 197,380.92

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Solution

The fourth proportional to 358,523.04, 494,759.16 and 197,380.92 is: 272,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,523.04 : 494,759.16 = 197,380.92 : x
  2. Step 2: Convert to fraction form
    358,523.04/494,759.16 = 197,380.92/x
  3. Step 3: Cross multiply
    358,523.04x = 494,759.16 × 197,380.92
  4. Step 4: Simplify right side
    358,523.04x = 97,656,018,179.23
  5. Step 5: Solve for x
    x = 97,656,018,179.23/358,523.04
  6. Step 6: Final answer
    x = 272,384.22

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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.