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Finding the Fourth Proportional to 250,053.76, 374,821.44 and 156,344.32

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Solution

The fourth proportional to 250,053.76, 374,821.44 and 156,344.32 is: 234,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,053.76 : 374,821.44 = 156,344.32 : x
  2. Step 2: Convert to fraction form
    250,053.76/374,821.44 = 156,344.32/x
  3. Step 3: Cross multiply
    250,053.76x = 374,821.44 × 156,344.32
  4. Step 4: Simplify right side
    250,053.76x = 58,601,203,158.22
  5. Step 5: Solve for x
    x = 58,601,203,158.22/250,053.76
  6. Step 6: Final answer
    x = 234,354.42

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1.5x scale

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.