Home / 397,260.75-548,265.51-236,114.22

Finding the Fourth Proportional to 397,260.75, 548,265.51 and 236,114.22

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Solution

The fourth proportional to 397,260.75, 548,265.51 and 236,114.22 is: 325,864.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,260.75 : 548,265.51 = 236,114.22 : x
  2. Step 2: Convert to fraction form
    397,260.75/548,265.51 = 236,114.22/x
  3. Step 3: Cross multiply
    397,260.75x = 548,265.51 × 236,114.22
  4. Step 4: Simplify right side
    397,260.75x = 129,453,283,246.55
  5. Step 5: Solve for x
    x = 129,453,283,246.55/397,260.75
  6. Step 6: Final answer
    x = 325,864.77

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.