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Finding the Fourth Proportional to 2,603,246.40, 3,503,185.20 and 2,603,246.40

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Solution

The fourth proportional to 2,603,246.40, 3,503,185.20 and 2,603,246.40 is: 3,503,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,246.40 : 3,503,185.20 = 2,603,246.40 : x
  2. Step 2: Convert to fraction form
    2,603,246.40/3,503,185.20 = 2,603,246.40/x
  3. Step 3: Cross multiply
    2,603,246.40x = 3,503,185.20 × 2,603,246.40
  4. Step 4: Simplify right side
    2,603,246.40x = 9,119,654,260,433.28
  5. Step 5: Solve for x
    x = 9,119,654,260,433.28/2,603,246.40
  6. Step 6: Final answer
    x = 3,503,185.20

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.