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Finding the Fourth Proportional to 204,473.40, 306,710.10 and 104,600.40

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Solution

The fourth proportional to 204,473.40, 306,710.10 and 104,600.40 is: 156,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,473.40 : 306,710.10 = 104,600.40 : x
  2. Step 2: Convert to fraction form
    204,473.40/306,710.10 = 104,600.40/x
  3. Step 3: Cross multiply
    204,473.40x = 306,710.10 × 104,600.40
  4. Step 4: Simplify right side
    204,473.40x = 32,081,999,144.04
  5. Step 5: Solve for x
    x = 32,081,999,144.04/204,473.40
  6. Step 6: Final answer
    x = 156,900.60

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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.