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Finding the Fourth Proportional to 1,658,799.77, 2,483,426.52 and 1,485,709.66

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Solution

The fourth proportional to 1,658,799.77, 2,483,426.52 and 1,485,709.66 is: 2,224,289.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,799.77 : 2,483,426.52 = 1,485,709.66 : x
  2. Step 2: Convert to fraction form
    1,658,799.77/2,483,426.52 = 1,485,709.66/x
  3. Step 3: Cross multiply
    1,658,799.77x = 2,483,426.52 × 1,485,709.66
  4. Step 4: Simplify right side
    1,658,799.77x = 3,689,650,770,664.18
  5. Step 5: Solve for x
    x = 3,689,650,770,664.18/1,658,799.77
  6. Step 6: Final answer
    x = 2,224,289.42

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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.