Home / 303,514.08-418,872.60-167,574.18

Finding the Fourth Proportional to 303,514.08, 418,872.60 and 167,574.18

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Solution

The fourth proportional to 303,514.08, 418,872.60 and 167,574.18 is: 231,265.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,514.08 : 418,872.60 = 167,574.18 : x
  2. Step 2: Convert to fraction form
    303,514.08/418,872.60 = 167,574.18/x
  3. Step 3: Cross multiply
    303,514.08x = 418,872.60 × 167,574.18
  4. Step 4: Simplify right side
    303,514.08x = 70,192,232,469.47
  5. Step 5: Solve for x
    x = 70,192,232,469.47/303,514.08
  6. Step 6: Final answer
    x = 231,265.16

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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.