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Finding the Fourth Proportional to 453,997.33, 626,503.49 and 247,261.04

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Solution

The fourth proportional to 453,997.33, 626,503.49 and 247,261.04 is: 341,213.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,997.33 : 626,503.49 = 247,261.04 : x
  2. Step 2: Convert to fraction form
    453,997.33/626,503.49 = 247,261.04/x
  3. Step 3: Cross multiply
    453,997.33x = 626,503.49 × 247,261.04
  4. Step 4: Simplify right side
    453,997.33x = 154,909,902,481.60
  5. Step 5: Solve for x
    x = 154,909,902,481.60/453,997.33
  6. Step 6: Final answer
    x = 341,213.24

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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.