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Finding the Fourth Proportional to 8,658,538.94, 12,984,154.00 and 2,594,132.53

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Solution

The fourth proportional to 8,658,538.94, 12,984,154.00 and 2,594,132.53 is: 3,890,103.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658,538.94 : 12,984,154.00 = 2,594,132.53 : x
  2. Step 2: Convert to fraction form
    8,658,538.94/12,984,154.00 = 2,594,132.53/x
  3. Step 3: Cross multiply
    8,658,538.94x = 12,984,154.00 × 2,594,132.53
  4. Step 4: Simplify right side
    8,658,538.94x = 33,682,616,226,983.90
  5. Step 5: Solve for x
    x = 33,682,616,226,983.90/8,658,538.94
  6. Step 6: Final answer
    x = 3,890,103.91

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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.