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Finding the Fourth Proportional to 183,531.60, 275,297.40 and 127,544.40

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Solution

The fourth proportional to 183,531.60, 275,297.40 and 127,544.40 is: 191,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,531.60 : 275,297.40 = 127,544.40 : x
  2. Step 2: Convert to fraction form
    183,531.60/275,297.40 = 127,544.40/x
  3. Step 3: Cross multiply
    183,531.60x = 275,297.40 × 127,544.40
  4. Step 4: Simplify right side
    183,531.60x = 35,112,641,704.56
  5. Step 5: Solve for x
    x = 35,112,641,704.56/183,531.60
  6. Step 6: Final answer
    x = 191,316.60

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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.