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Finding the Fourth Proportional to 2,764,652.04, 4,146,355.98 and 991,724.04

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Solution

The fourth proportional to 2,764,652.04, 4,146,355.98 and 991,724.04 is: 1,487,362.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,652.04 : 4,146,355.98 = 991,724.04 : x
  2. Step 2: Convert to fraction form
    2,764,652.04/4,146,355.98 = 991,724.04/x
  3. Step 3: Cross multiply
    2,764,652.04x = 4,146,355.98 × 991,724.04
  4. Step 4: Simplify right side
    2,764,652.04x = 4,112,040,903,763.76
  5. Step 5: Solve for x
    x = 4,112,040,903,763.76/2,764,652.04
  6. Step 6: Final answer
    x = 1,487,362.91

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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.