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Finding the Fourth Proportional to 9,352.77, 14,019.29 and 3,111.11

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Solution

The fourth proportional to 9,352.77, 14,019.29 and 3,111.11 is: 4,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,352.77 : 14,019.29 = 3,111.11 : x
  2. Step 2: Convert to fraction form
    9,352.77/14,019.29 = 3,111.11/x
  3. Step 3: Cross multiply
    9,352.77x = 14,019.29 × 3,111.11
  4. Step 4: Simplify right side
    9,352.77x = 43,615,553.31
  5. Step 5: Solve for x
    x = 43,615,553.31/9,352.77
  6. Step 6: Final answer
    x = 4,663.38

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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.