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Finding the Fourth Proportional to 448,951.74, 619,557.02 and 245,004.27

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Solution

The fourth proportional to 448,951.74, 619,557.02 and 245,004.27 is: 338,107.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,951.74 : 619,557.02 = 245,004.27 : x
  2. Step 2: Convert to fraction form
    448,951.74/619,557.02 = 245,004.27/x
  3. Step 3: Cross multiply
    448,951.74x = 619,557.02 × 245,004.27
  4. Step 4: Simplify right side
    448,951.74x = 151,794,115,408.48
  5. Step 5: Solve for x
    x = 151,794,115,408.48/448,951.74
  6. Step 6: Final answer
    x = 338,107.87

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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.