Home / 449,195.14-619,885.06-245,244.30

Finding the Fourth Proportional to 449,195.14, 619,885.06 and 245,244.30

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Solution

The fourth proportional to 449,195.14, 619,885.06 and 245,244.30 is: 338,434.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,195.14 : 619,885.06 = 245,244.30 : x
  2. Step 2: Convert to fraction form
    449,195.14/619,885.06 = 245,244.30/x
  3. Step 3: Cross multiply
    449,195.14x = 619,885.06 × 245,244.30
  4. Step 4: Simplify right side
    449,195.14x = 152,023,277,620.16
  5. Step 5: Solve for x
    x = 152,023,277,620.16/449,195.14
  6. Step 6: Final answer
    x = 338,434.82

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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.