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Finding the Fourth Proportional to 9,652,824.80, 14,479,237.20 and 3,668,415.20

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Solution

The fourth proportional to 9,652,824.80, 14,479,237.20 and 3,668,415.20 is: 5,502,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,652,824.80 : 14,479,237.20 = 3,668,415.20 : x
  2. Step 2: Convert to fraction form
    9,652,824.80/14,479,237.20 = 3,668,415.20/x
  3. Step 3: Cross multiply
    9,652,824.80x = 14,479,237.20 × 3,668,415.20
  4. Step 4: Simplify right side
    9,652,824.80x = 53,115,853,828,885.44
  5. Step 5: Solve for x
    x = 53,115,853,828,885.44/9,652,824.80
  6. Step 6: Final answer
    x = 5,502,622.80

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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.