Home / 293,480.12-440,395.06-106,506.20

Finding the Fourth Proportional to 293,480.12, 440,395.06 and 106,506.20

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Solution

The fourth proportional to 293,480.12, 440,395.06 and 106,506.20 is: 159,822.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,480.12 : 440,395.06 = 106,506.20 : x
  2. Step 2: Convert to fraction form
    293,480.12/440,395.06 = 106,506.20/x
  3. Step 3: Cross multiply
    293,480.12x = 440,395.06 × 106,506.20
  4. Step 4: Simplify right side
    293,480.12x = 46,904,804,339.37
  5. Step 5: Solve for x
    x = 46,904,804,339.37/293,480.12
  6. Step 6: Final answer
    x = 159,822.77

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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.