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Finding the Fourth Proportional to 3,714,818.88, 5,574,713.76 and 1,350,914.88

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Solution

The fourth proportional to 3,714,818.88, 5,574,713.76 and 1,350,914.88 is: 2,027,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714,818.88 : 5,574,713.76 = 1,350,914.88 : x
  2. Step 2: Convert to fraction form
    3,714,818.88/5,574,713.76 = 1,350,914.88/x
  3. Step 3: Cross multiply
    3,714,818.88x = 5,574,713.76 × 1,350,914.88
  4. Step 4: Simplify right side
    3,714,818.88x = 7,530,963,770,124.75
  5. Step 5: Solve for x
    x = 7,530,963,770,124.75/3,714,818.88
  6. Step 6: Final answer
    x = 2,027,276.16

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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.