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Finding the Fourth Proportional to 11,554, 15,947.40 and 6,588.88

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Solution

The fourth proportional to 11,554, 15,947.40 and 6,588.88 is: 9,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554 : 15,947.40 = 6,588.88 : x
  2. Step 2: Convert to fraction form
    11,554/15,947.40 = 6,588.88/x
  3. Step 3: Cross multiply
    11,554x = 15,947.40 × 6,588.88
  4. Step 4: Simplify right side
    11,554x = 105,075,504.91
  5. Step 5: Solve for x
    x = 105,075,504.91/11,554
  6. Step 6: Final answer
    x = 9,094.30

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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.