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Finding the Fourth Proportional to 583,940.40, 875,910.60 and 157,475.40

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Solution

The fourth proportional to 583,940.40, 875,910.60 and 157,475.40 is: 236,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,940.40 : 875,910.60 = 157,475.40 : x
  2. Step 2: Convert to fraction form
    583,940.40/875,910.60 = 157,475.40/x
  3. Step 3: Cross multiply
    583,940.40x = 875,910.60 × 157,475.40
  4. Step 4: Simplify right side
    583,940.40x = 137,934,372,099.24
  5. Step 5: Solve for x
    x = 137,934,372,099.24/583,940.40
  6. Step 6: Final answer
    x = 236,213.10

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.