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Finding the Fourth Proportional to 11,460.97, 17,203.05 and 5,918.28

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Solution

The fourth proportional to 11,460.97, 17,203.05 and 5,918.28 is: 8,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,460.97 : 17,203.05 = 5,918.28 : x
  2. Step 2: Convert to fraction form
    11,460.97/17,203.05 = 5,918.28/x
  3. Step 3: Cross multiply
    11,460.97x = 17,203.05 × 5,918.28
  4. Step 4: Simplify right side
    11,460.97x = 101,812,402.24
  5. Step 5: Solve for x
    x = 101,812,402.24/11,460.97
  6. Step 6: Final answer
    x = 8,883.40

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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.