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Finding the Fourth Proportional to 241,667.40, 362,522.94 and 99,479.56

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Solution

The fourth proportional to 241,667.40, 362,522.94 and 99,479.56 is: 149,228.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,667.40 : 362,522.94 = 99,479.56 : x
  2. Step 2: Convert to fraction form
    241,667.40/362,522.94 = 99,479.56/x
  3. Step 3: Cross multiply
    241,667.40x = 362,522.94 × 99,479.56
  4. Step 4: Simplify right side
    241,667.40x = 36,063,622,561.11
  5. Step 5: Solve for x
    x = 36,063,622,561.11/241,667.40
  6. Step 6: Final answer
    x = 149,228.33

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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.