Home / 825,568.23-1,138,229.49-534,665.77

Finding the Fourth Proportional to 825,568.23, 1,138,229.49 and 534,665.77

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Solution

The fourth proportional to 825,568.23, 1,138,229.49 and 534,665.77 is: 737,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,568.23 : 1,138,229.49 = 534,665.77 : x
  2. Step 2: Convert to fraction form
    825,568.23/1,138,229.49 = 534,665.77/x
  3. Step 3: Cross multiply
    825,568.23x = 1,138,229.49 × 534,665.77
  4. Step 4: Simplify right side
    825,568.23x = 608,572,346,707.56
  5. Step 5: Solve for x
    x = 608,572,346,707.56/825,568.23
  6. Step 6: Final answer
    x = 737,155.72

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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.