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Finding the Fourth Proportional to 3,606,574.87, 4,977,065.40 and 1,952,713.68

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Solution

The fourth proportional to 3,606,574.87, 4,977,065.40 and 1,952,713.68 is: 2,694,740.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606,574.87 : 4,977,065.40 = 1,952,713.68 : x
  2. Step 2: Convert to fraction form
    3,606,574.87/4,977,065.40 = 1,952,713.68/x
  3. Step 3: Cross multiply
    3,606,574.87x = 4,977,065.40 × 1,952,713.68
  4. Step 4: Simplify right side
    3,606,574.87x = 9,718,783,677,832.02
  5. Step 5: Solve for x
    x = 9,718,783,677,832.02/3,606,574.87
  6. Step 6: Final answer
    x = 2,694,740.59

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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.