Home / 397,598.32-548,644.66-236,422.23

Finding the Fourth Proportional to 397,598.32, 548,644.66 and 236,422.23

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Solution

The fourth proportional to 397,598.32, 548,644.66 and 236,422.23 is: 326,238.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,598.32 : 548,644.66 = 236,422.23 : x
  2. Step 2: Convert to fraction form
    397,598.32/548,644.66 = 236,422.23/x
  3. Step 3: Cross multiply
    397,598.32x = 548,644.66 × 236,422.23
  4. Step 4: Simplify right side
    397,598.32x = 129,711,793,994.79
  5. Step 5: Solve for x
    x = 129,711,793,994.79/397,598.32
  6. Step 6: Final answer
    x = 326,238.28

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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.