Home / 358,491.38-494,751.04-197,379.14

Finding the Fourth Proportional to 358,491.38, 494,751.04 and 197,379.14

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Solution

The fourth proportional to 358,491.38, 494,751.04 and 197,379.14 is: 272,401.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,491.38 : 494,751.04 = 197,379.14 : x
  2. Step 2: Convert to fraction form
    358,491.38/494,751.04 = 197,379.14/x
  3. Step 3: Cross multiply
    358,491.38x = 494,751.04 × 197,379.14
  4. Step 4: Simplify right side
    358,491.38x = 97,653,531,822.10
  5. Step 5: Solve for x
    x = 97,653,531,822.10/358,491.38
  6. Step 6: Final answer
    x = 272,401.34

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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.