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Finding the Fourth Proportional to 5,648,672.58, 7,795,337.58 and 3,201,288.36

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Solution

The fourth proportional to 5,648,672.58, 7,795,337.58 and 3,201,288.36 is: 4,417,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648,672.58 : 7,795,337.58 = 3,201,288.36 : x
  2. Step 2: Convert to fraction form
    5,648,672.58/7,795,337.58 = 3,201,288.36/x
  3. Step 3: Cross multiply
    5,648,672.58x = 7,795,337.58 × 3,201,288.36
  4. Step 4: Simplify right side
    5,648,672.58x = 24,955,123,457,124.57
  5. Step 5: Solve for x
    x = 24,955,123,457,124.57/5,648,672.58
  6. Step 6: Final answer
    x = 4,417,873.95

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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.