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Finding the Fourth Proportional to 9,393.56, 14,062.28 and 5,684.58

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Solution

The fourth proportional to 9,393.56, 14,062.28 and 5,684.58 is: 8,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.56 : 14,062.28 = 5,684.58 : x
  2. Step 2: Convert to fraction form
    9,393.56/14,062.28 = 5,684.58/x
  3. Step 3: Cross multiply
    9,393.56x = 14,062.28 × 5,684.58
  4. Step 4: Simplify right side
    9,393.56x = 79,938,155.64
  5. Step 5: Solve for x
    x = 79,938,155.64/9,393.56
  6. Step 6: Final answer
    x = 8,509.89

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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.