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Finding the Fourth Proportional to 14,065, 19,410.06 and 8,476.36

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Solution

The fourth proportional to 14,065, 19,410.06 and 8,476.36 is: 11,697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,065 : 19,410.06 = 8,476.36 : x
  2. Step 2: Convert to fraction form
    14,065/19,410.06 = 8,476.36/x
  3. Step 3: Cross multiply
    14,065x = 19,410.06 × 8,476.36
  4. Step 4: Simplify right side
    14,065x = 164,526,656.18
  5. Step 5: Solve for x
    x = 164,526,656.18/14,065
  6. Step 6: Final answer
    x = 11,697.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.