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Finding the Fourth Proportional to 258,107.60, 356,177.48 and 150,683.60

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Solution

The fourth proportional to 258,107.60, 356,177.48 and 150,683.60 is: 207,936.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,107.60 : 356,177.48 = 150,683.60 : x
  2. Step 2: Convert to fraction form
    258,107.60/356,177.48 = 150,683.60/x
  3. Step 3: Cross multiply
    258,107.60x = 356,177.48 × 150,683.60
  4. Step 4: Simplify right side
    258,107.60x = 53,670,104,925.33
  5. Step 5: Solve for x
    x = 53,670,104,925.33/258,107.60
  6. Step 6: Final answer
    x = 207,936.94

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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.