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Finding the Fourth Proportional to 6,603.06, 9,897.67 and 3,090.10

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Solution

The fourth proportional to 6,603.06, 9,897.67 and 3,090.10 is: 4,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.06 : 9,897.67 = 3,090.10 : x
  2. Step 2: Convert to fraction form
    6,603.06/9,897.67 = 3,090.10/x
  3. Step 3: Cross multiply
    6,603.06x = 9,897.67 × 3,090.10
  4. Step 4: Simplify right side
    6,603.06x = 30,584,779.05
  5. Step 5: Solve for x
    x = 30,584,779.05/6,603.06
  6. Step 6: Final answer
    x = 4,631.91

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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.