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Finding the Fourth Proportional to 943,650, 1,302,288.84 and 541,267.92

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Solution

The fourth proportional to 943,650, 1,302,288.84 and 541,267.92 is: 746,979.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,650 : 1,302,288.84 = 541,267.92 : x
  2. Step 2: Convert to fraction form
    943,650/1,302,288.84 = 541,267.92/x
  3. Step 3: Cross multiply
    943,650x = 1,302,288.84 × 541,267.92
  4. Step 4: Simplify right side
    943,650x = 704,887,171,666.01
  5. Step 5: Solve for x
    x = 704,887,171,666.01/943,650
  6. Step 6: Final answer
    x = 746,979.46

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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.