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Finding the Fourth Proportional to 332,174.31, 458,383.62 and 188,931.25

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Solution

The fourth proportional to 332,174.31, 458,383.62 and 188,931.25 is: 260,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,174.31 : 458,383.62 = 188,931.25 : x
  2. Step 2: Convert to fraction form
    332,174.31/458,383.62 = 188,931.25/x
  3. Step 3: Cross multiply
    332,174.31x = 458,383.62 × 188,931.25
  4. Step 4: Simplify right side
    332,174.31x = 86,602,990,306.13
  5. Step 5: Solve for x
    x = 86,602,990,306.13/332,174.31
  6. Step 6: Final answer
    x = 260,715.50

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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.