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Finding the Fourth Proportional to 341,618.20, 512,504.10 and 201,304.60

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Solution

The fourth proportional to 341,618.20, 512,504.10 and 201,304.60 is: 302,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,618.20 : 512,504.10 = 201,304.60 : x
  2. Step 2: Convert to fraction form
    341,618.20/512,504.10 = 201,304.60/x
  3. Step 3: Cross multiply
    341,618.20x = 512,504.10 × 201,304.60
  4. Step 4: Simplify right side
    341,618.20x = 103,169,432,848.86
  5. Step 5: Solve for x
    x = 103,169,432,848.86/341,618.20
  6. Step 6: Final answer
    x = 302,002.16

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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.