Home / 775,291.77-1,162,936.97-242,854.32

Finding the Fourth Proportional to 775,291.77, 1,162,936.97 and 242,854.32

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Solution

The fourth proportional to 775,291.77, 1,162,936.97 and 242,854.32 is: 364,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,291.77 : 1,162,936.97 = 242,854.32 : x
  2. Step 2: Convert to fraction form
    775,291.77/1,162,936.97 = 242,854.32/x
  3. Step 3: Cross multiply
    775,291.77x = 1,162,936.97 × 242,854.32
  4. Step 4: Simplify right side
    775,291.77x = 282,424,265,837.94
  5. Step 5: Solve for x
    x = 282,424,265,837.94/775,291.77
  6. Step 6: Final answer
    x = 364,281.26

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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.