Home / 417,934.11-576,755.78-236,641.19

Finding the Fourth Proportional to 417,934.11, 576,755.78 and 236,641.19

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Solution

The fourth proportional to 417,934.11, 576,755.78 and 236,641.19 is: 326,568.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,934.11 : 576,755.78 = 236,641.19 : x
  2. Step 2: Convert to fraction form
    417,934.11/576,755.78 = 236,641.19/x
  3. Step 3: Cross multiply
    417,934.11x = 576,755.78 × 236,641.19
  4. Step 4: Simplify right side
    417,934.11x = 136,484,174,377.26
  5. Step 5: Solve for x
    x = 136,484,174,377.26/417,934.11
  6. Step 6: Final answer
    x = 326,568.64

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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.