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Finding the Fourth Proportional to 332,588.55, 458,972.63 and 189,348.59

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Solution

The fourth proportional to 332,588.55, 458,972.63 and 189,348.59 is: 261,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,588.55 : 458,972.63 = 189,348.59 : x
  2. Step 2: Convert to fraction form
    332,588.55/458,972.63 = 189,348.59/x
  3. Step 3: Cross multiply
    332,588.55x = 458,972.63 × 189,348.59
  4. Step 4: Simplify right side
    332,588.55x = 86,905,821,959.89
  5. Step 5: Solve for x
    x = 86,905,821,959.89/332,588.55
  6. Step 6: Final answer
    x = 261,301.30

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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.