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Finding the Fourth Proportional to 6,544.08, 9,800.16 and 4,982.40

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Solution

The fourth proportional to 6,544.08, 9,800.16 and 4,982.40 is: 7,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,544.08 : 9,800.16 = 4,982.40 : x
  2. Step 2: Convert to fraction form
    6,544.08/9,800.16 = 4,982.40/x
  3. Step 3: Cross multiply
    6,544.08x = 9,800.16 × 4,982.40
  4. Step 4: Simplify right side
    6,544.08x = 48,828,317.18
  5. Step 5: Solve for x
    x = 48,828,317.18/6,544.08
  6. Step 6: Final answer
    x = 7,461.45

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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.