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Finding the Fourth Proportional to 229,246.10, 343,213.05 and 203,002.10

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Solution

The fourth proportional to 229,246.10, 343,213.05 and 203,002.10 is: 303,922.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,246.10 : 343,213.05 = 203,002.10 : x
  2. Step 2: Convert to fraction form
    229,246.10/343,213.05 = 203,002.10/x
  3. Step 3: Cross multiply
    229,246.10x = 343,213.05 × 203,002.10
  4. Step 4: Simplify right side
    229,246.10x = 69,672,969,897.41
  5. Step 5: Solve for x
    x = 69,672,969,897.41/229,246.10
  6. Step 6: Final answer
    x = 303,922.16

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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.