Home / 448,979.68-619,587.92-245,034.56

Finding the Fourth Proportional to 448,979.68, 619,587.92 and 245,034.56

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Solution

The fourth proportional to 448,979.68, 619,587.92 and 245,034.56 is: 338,145.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,979.68 : 619,587.92 = 245,034.56 : x
  2. Step 2: Convert to fraction form
    448,979.68/619,587.92 = 245,034.56/x
  3. Step 3: Cross multiply
    448,979.68x = 619,587.92 × 245,034.56
  4. Step 4: Simplify right side
    448,979.68x = 151,820,453,358.52
  5. Step 5: Solve for x
    x = 151,820,453,358.52/448,979.68
  6. Step 6: Final answer
    x = 338,145.49

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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.