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Finding the Fourth Proportional to 11,583,407.60, 17,383,405.80 and 4,856,649.20

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Solution

The fourth proportional to 11,583,407.60, 17,383,405.80 and 4,856,649.20 is: 7,288,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583,407.60 : 17,383,405.80 = 4,856,649.20 : x
  2. Step 2: Convert to fraction form
    11,583,407.60/17,383,405.80 = 4,856,649.20/x
  3. Step 3: Cross multiply
    11,583,407.60x = 17,383,405.80 × 4,856,649.20
  4. Step 4: Simplify right side
    11,583,407.60x = 84,425,103,871,845.36
  5. Step 5: Solve for x
    x = 84,425,103,871,845.36/11,583,407.60
  6. Step 6: Final answer
    x = 7,288,451.45

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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.