Home / 786,700.27-1,084,601.15-514,299.85

Finding the Fourth Proportional to 786,700.27, 1,084,601.15 and 514,299.85

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Solution

The fourth proportional to 786,700.27, 1,084,601.15 and 514,299.85 is: 709,050.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,700.27 : 1,084,601.15 = 514,299.85 : x
  2. Step 2: Convert to fraction form
    786,700.27/1,084,601.15 = 514,299.85/x
  3. Step 3: Cross multiply
    786,700.27x = 1,084,601.15 × 514,299.85
  4. Step 4: Simplify right side
    786,700.27x = 557,810,206,183.33
  5. Step 5: Solve for x
    x = 557,810,206,183.33/786,700.27
  6. Step 6: Final answer
    x = 709,050.48

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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.