Home / 358,590.13-494,854.40-199,614.13

Finding the Fourth Proportional to 358,590.13, 494,854.40 and 199,614.13

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Solution

The fourth proportional to 358,590.13, 494,854.40 and 199,614.13 is: 275,467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,590.13 : 494,854.40 = 199,614.13 : x
  2. Step 2: Convert to fraction form
    358,590.13/494,854.40 = 199,614.13/x
  3. Step 3: Cross multiply
    358,590.13x = 494,854.40 × 199,614.13
  4. Step 4: Simplify right side
    358,590.13x = 98,779,930,532.67
  5. Step 5: Solve for x
    x = 98,779,930,532.67/358,590.13
  6. Step 6: Final answer
    x = 275,467.51

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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.