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Finding the Fourth Proportional to 9,266.13, 13,904.73 and 8,512.40

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Solution

The fourth proportional to 9,266.13, 13,904.73 and 8,512.40 is: 12,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266.13 : 13,904.73 = 8,512.40 : x
  2. Step 2: Convert to fraction form
    9,266.13/13,904.73 = 8,512.40/x
  3. Step 3: Cross multiply
    9,266.13x = 13,904.73 × 8,512.40
  4. Step 4: Simplify right side
    9,266.13x = 118,362,602.37
  5. Step 5: Solve for x
    x = 118,362,602.37/9,266.13
  6. Step 6: Final answer
    x = 12,773.69

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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.