Home / 438,108.20-604,589.37-236,904.20

Finding the Fourth Proportional to 438,108.20, 604,589.37 and 236,904.20

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Solution

The fourth proportional to 438,108.20, 604,589.37 and 236,904.20 is: 326,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,108.20 : 604,589.37 = 236,904.20 : x
  2. Step 2: Convert to fraction form
    438,108.20/604,589.37 = 236,904.20/x
  3. Step 3: Cross multiply
    438,108.20x = 604,589.37 × 236,904.20
  4. Step 4: Simplify right side
    438,108.20x = 143,229,761,028.35
  5. Step 5: Solve for x
    x = 143,229,761,028.35/438,108.20
  6. Step 6: Final answer
    x = 326,927.83

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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.