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Finding the Fourth Proportional to 324,691.01, 448,075.25 and 181,453.45

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Solution

The fourth proportional to 324,691.01, 448,075.25 and 181,453.45 is: 250,406.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,691.01 : 448,075.25 = 181,453.45 : x
  2. Step 2: Convert to fraction form
    324,691.01/448,075.25 = 181,453.45/x
  3. Step 3: Cross multiply
    324,691.01x = 448,075.25 × 181,453.45
  4. Step 4: Simplify right side
    324,691.01x = 81,304,797,731.74
  5. Step 5: Solve for x
    x = 81,304,797,731.74/324,691.01
  6. Step 6: Final answer
    x = 250,406.68

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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.