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Finding the Fourth Proportional to 1,437,742, 1,984,083.96 and 801,838

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Solution

The fourth proportional to 1,437,742, 1,984,083.96 and 801,838 is: 1,106,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,742 : 1,984,083.96 = 801,838 : x
  2. Step 2: Convert to fraction form
    1,437,742/1,984,083.96 = 801,838/x
  3. Step 3: Cross multiply
    1,437,742x = 1,984,083.96 × 801,838
  4. Step 4: Simplify right side
    1,437,742x = 1,590,913,914,318.48
  5. Step 5: Solve for x
    x = 1,590,913,914,318.48/1,437,742
  6. Step 6: Final answer
    x = 1,106,536.44

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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.