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Finding the Fourth Proportional to 6,603.66, 9,907.11 and 1,923.71

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Solution

The fourth proportional to 6,603.66, 9,907.11 and 1,923.71 is: 2,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.66 : 9,907.11 = 1,923.71 : x
  2. Step 2: Convert to fraction form
    6,603.66/9,907.11 = 1,923.71/x
  3. Step 3: Cross multiply
    6,603.66x = 9,907.11 × 1,923.71
  4. Step 4: Simplify right side
    6,603.66x = 19,058,357.04
  5. Step 5: Solve for x
    x = 19,058,357.04/6,603.66
  6. Step 6: Final answer
    x = 2,886.03

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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.