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Finding the Fourth Proportional to 3,640,834.41, 5,024,341.16 and 2,009,230.10

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Solution

The fourth proportional to 3,640,834.41, 5,024,341.16 and 2,009,230.10 is: 2,772,731.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,834.41 : 5,024,341.16 = 2,009,230.10 : x
  2. Step 2: Convert to fraction form
    3,640,834.41/5,024,341.16 = 2,009,230.10/x
  3. Step 3: Cross multiply
    3,640,834.41x = 5,024,341.16 × 2,009,230.10
  4. Step 4: Simplify right side
    3,640,834.41x = 10,095,057,481,294.77
  5. Step 5: Solve for x
    x = 10,095,057,481,294.77/3,640,834.41
  6. Step 6: Final answer
    x = 2,772,731.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.