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Finding the Fourth Proportional to 3,952.41, 5,929.01 and 1,178.60

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Solution

The fourth proportional to 3,952.41, 5,929.01 and 1,178.60 is: 1,768.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.41 : 5,929.01 = 1,178.60 : x
  2. Step 2: Convert to fraction form
    3,952.41/5,929.01 = 1,178.60/x
  3. Step 3: Cross multiply
    3,952.41x = 5,929.01 × 1,178.60
  4. Step 4: Simplify right side
    3,952.41x = 6,987,904.49
  5. Step 5: Solve for x
    x = 6,987,904.49/3,952.41
  6. Step 6: Final answer
    x = 1,768.01

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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.