Home / 293,640.24-440,526-93,972.60

Finding the Fourth Proportional to 293,640.24, 440,526 and 93,972.60

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Solution

The fourth proportional to 293,640.24, 440,526 and 93,972.60 is: 140,979.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,640.24 : 440,526 = 93,972.60 : x
  2. Step 2: Convert to fraction form
    293,640.24/440,526 = 93,972.60/x
  3. Step 3: Cross multiply
    293,640.24x = 440,526 × 93,972.60
  4. Step 4: Simplify right side
    293,640.24x = 41,397,373,587.60
  5. Step 5: Solve for x
    x = 41,397,373,587.60/293,640.24
  6. Step 6: Final answer
    x = 140,979.91

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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.