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Finding the Fourth Proportional to 3,803,762.63, 5,705,976.04 and 963,874.88

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Solution

The fourth proportional to 3,803,762.63, 5,705,976.04 and 963,874.88 is: 1,445,896.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803,762.63 : 5,705,976.04 = 963,874.88 : x
  2. Step 2: Convert to fraction form
    3,803,762.63/5,705,976.04 = 963,874.88/x
  3. Step 3: Cross multiply
    3,803,762.63x = 5,705,976.04 × 963,874.88
  4. Step 4: Simplify right side
    3,803,762.63x = 5,499,846,982,693.13
  5. Step 5: Solve for x
    x = 5,499,846,982,693.13/3,803,762.63
  6. Step 6: Final answer
    x = 1,445,896.48

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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.