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Finding the Fourth Proportional to 591,195.33, 815,803.11 and 333,060.89

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Solution

The fourth proportional to 591,195.33, 815,803.11 and 333,060.89 is: 459,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,195.33 : 815,803.11 = 333,060.89 : x
  2. Step 2: Convert to fraction form
    591,195.33/815,803.11 = 333,060.89/x
  3. Step 3: Cross multiply
    591,195.33x = 815,803.11 × 333,060.89
  4. Step 4: Simplify right side
    591,195.33x = 271,712,109,881.37
  5. Step 5: Solve for x
    x = 271,712,109,881.37/591,195.33
  6. Step 6: Final answer
    x = 459,597.86

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Double scale
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Similar ratio
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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.