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Finding the Fourth Proportional to 8,373.44, 11,526.35 and 7,238.58

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Solution

The fourth proportional to 8,373.44, 11,526.35 and 7,238.58 is: 9,964.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.44 : 11,526.35 = 7,238.58 : x
  2. Step 2: Convert to fraction form
    8,373.44/11,526.35 = 7,238.58/x
  3. Step 3: Cross multiply
    8,373.44x = 11,526.35 × 7,238.58
  4. Step 4: Simplify right side
    8,373.44x = 83,434,370.39
  5. Step 5: Solve for x
    x = 83,434,370.39/8,373.44
  6. Step 6: Final answer
    x = 9,964.17

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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.