Home / 827,183.40-1,240,920.90-295,013.40

Finding the Fourth Proportional to 827,183.40, 1,240,920.90 and 295,013.40

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Solution

The fourth proportional to 827,183.40, 1,240,920.90 and 295,013.40 is: 442,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,183.40 : 1,240,920.90 = 295,013.40 : x
  2. Step 2: Convert to fraction form
    827,183.40/1,240,920.90 = 295,013.40/x
  3. Step 3: Cross multiply
    827,183.40x = 1,240,920.90 × 295,013.40
  4. Step 4: Simplify right side
    827,183.40x = 366,088,293,840.06
  5. Step 5: Solve for x
    x = 366,088,293,840.06/827,183.40
  6. Step 6: Final answer
    x = 442,572.10

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1.5x scale

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.