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Finding the Fourth Proportional to 9,655.41, 14,460.64 and 9,389.39

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Solution

The fourth proportional to 9,655.41, 14,460.64 and 9,389.39 is: 14,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.41 : 14,460.64 = 9,389.39 : x
  2. Step 2: Convert to fraction form
    9,655.41/14,460.64 = 9,389.39/x
  3. Step 3: Cross multiply
    9,655.41x = 14,460.64 × 9,389.39
  4. Step 4: Simplify right side
    9,655.41x = 135,776,601.29
  5. Step 5: Solve for x
    x = 135,776,601.29/9,655.41
  6. Step 6: Final answer
    x = 14,062.23

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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.