Home / 358,664.08-494,960-197,524.12

Finding the Fourth Proportional to 358,664.08, 494,960 and 197,524.12

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Solution

The fourth proportional to 358,664.08, 494,960 and 197,524.12 is: 272,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,664.08 : 494,960 = 197,524.12 : x
  2. Step 2: Convert to fraction form
    358,664.08/494,960 = 197,524.12/x
  3. Step 3: Cross multiply
    358,664.08x = 494,960 × 197,524.12
  4. Step 4: Simplify right side
    358,664.08x = 97,766,538,435.20
  5. Step 5: Solve for x
    x = 97,766,538,435.20/358,664.08
  6. Step 6: Final answer
    x = 272,585.25

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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.