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Finding the Fourth Proportional to 6,572,875.70, 9,859,313.55 and 1,844,453.30

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Solution

The fourth proportional to 6,572,875.70, 9,859,313.55 and 1,844,453.30 is: 2,766,679.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572,875.70 : 9,859,313.55 = 1,844,453.30 : x
  2. Step 2: Convert to fraction form
    6,572,875.70/9,859,313.55 = 1,844,453.30/x
  3. Step 3: Cross multiply
    6,572,875.70x = 9,859,313.55 × 1,844,453.30
  4. Step 4: Simplify right side
    6,572,875.70x = 18,185,043,413,032.22
  5. Step 5: Solve for x
    x = 18,185,043,413,032.22/6,572,875.70
  6. Step 6: Final answer
    x = 2,766,679.95

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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.