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Finding the Fourth Proportional to 254,252.73, 350,868.78 and 141,075.48

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Solution

The fourth proportional to 254,252.73, 350,868.78 and 141,075.48 is: 194,684.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,252.73 : 350,868.78 = 141,075.48 : x
  2. Step 2: Convert to fraction form
    254,252.73/350,868.78 = 141,075.48/x
  3. Step 3: Cross multiply
    254,252.73x = 350,868.78 × 141,075.48
  4. Step 4: Simplify right side
    254,252.73x = 49,498,981,555.51
  5. Step 5: Solve for x
    x = 49,498,981,555.51/254,252.73
  6. Step 6: Final answer
    x = 194,684.17

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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.