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Finding the Fourth Proportional to 248,994.68, 373,491.78 and 91,235.42

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Solution

The fourth proportional to 248,994.68, 373,491.78 and 91,235.42 is: 136,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,994.68 : 373,491.78 = 91,235.42 : x
  2. Step 2: Convert to fraction form
    248,994.68/373,491.78 = 91,235.42/x
  3. Step 3: Cross multiply
    248,994.68x = 373,491.78 × 91,235.42
  4. Step 4: Simplify right side
    248,994.68x = 34,075,679,414.85
  5. Step 5: Solve for x
    x = 34,075,679,414.85/248,994.68
  6. Step 6: Final answer
    x = 136,853.04

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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.