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Finding the Fourth Proportional to 8,603,197.14, 12,903,549.96 and 2,537,629.20

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Solution

The fourth proportional to 8,603,197.14, 12,903,549.96 and 2,537,629.20 is: 3,806,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603,197.14 : 12,903,549.96 = 2,537,629.20 : x
  2. Step 2: Convert to fraction form
    8,603,197.14/12,903,549.96 = 2,537,629.20/x
  3. Step 3: Cross multiply
    8,603,197.14x = 12,903,549.96 × 2,537,629.20
  4. Step 4: Simplify right side
    8,603,197.14x = 32,744,425,162,154.84
  5. Step 5: Solve for x
    x = 32,744,425,162,154.84/8,603,197.14
  6. Step 6: Final answer
    x = 3,806,076.35

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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.