Home / 1,198,633.50-1,654,114.23-689,324.94

Finding the Fourth Proportional to 1,198,633.50, 1,654,114.23 and 689,324.94

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Solution

The fourth proportional to 1,198,633.50, 1,654,114.23 and 689,324.94 is: 951,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,633.50 : 1,654,114.23 = 689,324.94 : x
  2. Step 2: Convert to fraction form
    1,198,633.50/1,654,114.23 = 689,324.94/x
  3. Step 3: Cross multiply
    1,198,633.50x = 1,654,114.23 × 689,324.94
  4. Step 4: Simplify right side
    1,198,633.50x = 1,140,222,192,347.90
  5. Step 5: Solve for x
    x = 1,140,222,192,347.90/1,198,633.50
  6. Step 6: Final answer
    x = 951,268.42

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1.5x scale

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.