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Finding the Fourth Proportional to 5,968.40, 8,952.12 and 1,864.40

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Solution

The fourth proportional to 5,968.40, 8,952.12 and 1,864.40 is: 2,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.40 : 8,952.12 = 1,864.40 : x
  2. Step 2: Convert to fraction form
    5,968.40/8,952.12 = 1,864.40/x
  3. Step 3: Cross multiply
    5,968.40x = 8,952.12 × 1,864.40
  4. Step 4: Simplify right side
    5,968.40x = 16,690,332.53
  5. Step 5: Solve for x
    x = 16,690,332.53/5,968.40
  6. Step 6: Final answer
    x = 2,796.45

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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.