Home / 358,520.04-494,755.02-197,377.92

Finding the Fourth Proportional to 358,520.04, 494,755.02 and 197,377.92

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Solution

The fourth proportional to 358,520.04, 494,755.02 and 197,377.92 is: 272,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,520.04 : 494,755.02 = 197,377.92 : x
  2. Step 2: Convert to fraction form
    358,520.04/494,755.02 = 197,377.92/x
  3. Step 3: Cross multiply
    358,520.04x = 494,755.02 × 197,377.92
  4. Step 4: Simplify right side
    358,520.04x = 97,653,716,757.16
  5. Step 5: Solve for x
    x = 97,653,716,757.16/358,520.04
  6. Step 6: Final answer
    x = 272,380.08

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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.