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Finding the Fourth Proportional to 6,548.54, 9,036.71 and 3,564.38

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Solution

The fourth proportional to 6,548.54, 9,036.71 and 3,564.38 is: 4,918.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,548.54 : 9,036.71 = 3,564.38 : x
  2. Step 2: Convert to fraction form
    6,548.54/9,036.71 = 3,564.38/x
  3. Step 3: Cross multiply
    6,548.54x = 9,036.71 × 3,564.38
  4. Step 4: Simplify right side
    6,548.54x = 32,210,205.38
  5. Step 5: Solve for x
    x = 32,210,205.38/6,548.54
  6. Step 6: Final answer
    x = 4,918.69

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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.