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Finding the Fourth Proportional to 3,322,042.38, 4,983,065.19 and 925,948.98

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Solution

The fourth proportional to 3,322,042.38, 4,983,065.19 and 925,948.98 is: 1,388,923.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,042.38 : 4,983,065.19 = 925,948.98 : x
  2. Step 2: Convert to fraction form
    3,322,042.38/4,983,065.19 = 925,948.98/x
  3. Step 3: Cross multiply
    3,322,042.38x = 4,983,065.19 × 925,948.98
  4. Step 4: Simplify right side
    3,322,042.38x = 4,614,064,129,954.01
  5. Step 5: Solve for x
    x = 4,614,064,129,954.01/3,322,042.38
  6. Step 6: Final answer
    x = 1,388,923.92

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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.