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Finding the Fourth Proportional to 1,974,529.83, 2,962,887.65 and 963,660.17

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Solution

The fourth proportional to 1,974,529.83, 2,962,887.65 and 963,660.17 is: 1,446,023.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,529.83 : 2,962,887.65 = 963,660.17 : x
  2. Step 2: Convert to fraction form
    1,974,529.83/2,962,887.65 = 963,660.17/x
  3. Step 3: Cross multiply
    1,974,529.83x = 2,962,887.65 × 963,660.17
  4. Step 4: Simplify right side
    1,974,529.83x = 2,855,216,796,857.16
  5. Step 5: Solve for x
    x = 2,855,216,796,857.16/1,974,529.83
  6. Step 6: Final answer
    x = 1,446,023.63

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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.