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Finding the Fourth Proportional to 341,296.60, 512,333.70 and 201,134.20

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Solution

The fourth proportional to 341,296.60, 512,333.70 and 201,134.20 is: 301,930.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,296.60 : 512,333.70 = 201,134.20 : x
  2. Step 2: Convert to fraction form
    341,296.60/512,333.70 = 201,134.20/x
  3. Step 3: Cross multiply
    341,296.60x = 512,333.70 × 201,134.20
  4. Step 4: Simplify right side
    341,296.60x = 103,047,828,882.54
  5. Step 5: Solve for x
    x = 103,047,828,882.54/341,296.60
  6. Step 6: Final answer
    x = 301,930.43

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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.