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Finding the Fourth Proportional to 200,697.56, 301,046.36 and 60,456.16

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Solution

The fourth proportional to 200,697.56, 301,046.36 and 60,456.16 is: 90,684.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,697.56 : 301,046.36 = 60,456.16 : x
  2. Step 2: Convert to fraction form
    200,697.56/301,046.36 = 60,456.16/x
  3. Step 3: Cross multiply
    200,697.56x = 301,046.36 × 60,456.16
  4. Step 4: Simplify right side
    200,697.56x = 18,200,106,907.58
  5. Step 5: Solve for x
    x = 18,200,106,907.58/200,697.56
  6. Step 6: Final answer
    x = 90,684.25

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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.