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Finding the Fourth Proportional to 234,014.40, 328,449.60 and 234,014.40

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Solution

The fourth proportional to 234,014.40, 328,449.60 and 234,014.40 is: 328,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,014.40 : 328,449.60 = 234,014.40 : x
  2. Step 2: Convert to fraction form
    234,014.40/328,449.60 = 234,014.40/x
  3. Step 3: Cross multiply
    234,014.40x = 328,449.60 × 234,014.40
  4. Step 4: Simplify right side
    234,014.40x = 76,861,936,074.24
  5. Step 5: Solve for x
    x = 76,861,936,074.24/234,014.40
  6. Step 6: Final answer
    x = 328,449.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.