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Finding the Fourth Proportional to 6,503,107.44, 8,974,169.64 and 3,602,488.80

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Solution

The fourth proportional to 6,503,107.44, 8,974,169.64 and 3,602,488.80 is: 4,971,368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503,107.44 : 8,974,169.64 = 3,602,488.80 : x
  2. Step 2: Convert to fraction form
    6,503,107.44/8,974,169.64 = 3,602,488.80/x
  3. Step 3: Cross multiply
    6,503,107.44x = 8,974,169.64 × 3,602,488.80
  4. Step 4: Simplify right side
    6,503,107.44x = 32,329,345,617,400.03
  5. Step 5: Solve for x
    x = 32,329,345,617,400.03/6,503,107.44
  6. Step 6: Final answer
    x = 4,971,368.83

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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.