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Finding the Fourth Proportional to 300,001.93, 450,003.30 and 122,508.92

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Solution

The fourth proportional to 300,001.93, 450,003.30 and 122,508.92 is: 183,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,001.93 : 450,003.30 = 122,508.92 : x
  2. Step 2: Convert to fraction form
    300,001.93/450,003.30 = 122,508.92/x
  3. Step 3: Cross multiply
    300,001.93x = 450,003.30 × 122,508.92
  4. Step 4: Simplify right side
    300,001.93x = 55,129,418,945.04
  5. Step 5: Solve for x
    x = 55,129,418,945.04/300,001.93
  6. Step 6: Final answer
    x = 183,763.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.