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Finding the Fourth Proportional to 8,624.01, 11,900.48 and 5,268.45

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Solution

The fourth proportional to 8,624.01, 11,900.48 and 5,268.45 is: 7,270.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.01 : 11,900.48 = 5,268.45 : x
  2. Step 2: Convert to fraction form
    8,624.01/11,900.48 = 5,268.45/x
  3. Step 3: Cross multiply
    8,624.01x = 11,900.48 × 5,268.45
  4. Step 4: Simplify right side
    8,624.01x = 62,697,057.51
  5. Step 5: Solve for x
    x = 62,697,057.51/8,624.01
  6. Step 6: Final answer
    x = 7,270.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.