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Finding the Fourth Proportional to 207,733.40, 311,600.10 and 207,733.40

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Solution

The fourth proportional to 207,733.40, 311,600.10 and 207,733.40 is: 311,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,733.40 : 311,600.10 = 207,733.40 : x
  2. Step 2: Convert to fraction form
    207,733.40/311,600.10 = 207,733.40/x
  3. Step 3: Cross multiply
    207,733.40x = 311,600.10 × 207,733.40
  4. Step 4: Simplify right side
    207,733.40x = 64,729,748,213.34
  5. Step 5: Solve for x
    x = 64,729,748,213.34/207,733.40
  6. Step 6: Final answer
    x = 311,600.10

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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.