Home / 358,653.60-494,942.04-197,508.24

Finding the Fourth Proportional to 358,653.60, 494,942.04 and 197,508.24

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Solution

The fourth proportional to 358,653.60, 494,942.04 and 197,508.24 is: 272,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,653.60 : 494,942.04 = 197,508.24 : x
  2. Step 2: Convert to fraction form
    358,653.60/494,942.04 = 197,508.24/x
  3. Step 3: Cross multiply
    358,653.60x = 494,942.04 × 197,508.24
  4. Step 4: Simplify right side
    358,653.60x = 97,755,131,222.41
  5. Step 5: Solve for x
    x = 97,755,131,222.41/358,653.60
  6. Step 6: Final answer
    x = 272,561.41

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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.