Home / 293,391.02-440,234.15-218,661.23

Finding the Fourth Proportional to 293,391.02, 440,234.15 and 218,661.23

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Solution

The fourth proportional to 293,391.02, 440,234.15 and 218,661.23 is: 328,101.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,391.02 : 440,234.15 = 218,661.23 : x
  2. Step 2: Convert to fraction form
    293,391.02/440,234.15 = 218,661.23/x
  3. Step 3: Cross multiply
    293,391.02x = 440,234.15 × 218,661.23
  4. Step 4: Simplify right side
    293,391.02x = 96,262,140,727.00
  5. Step 5: Solve for x
    x = 96,262,140,727.00/293,391.02
  6. Step 6: Final answer
    x = 328,101.86

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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.