Home / 438,131.25-604,621.17-236,927.25

Finding the Fourth Proportional to 438,131.25, 604,621.17 and 236,927.25

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Solution

The fourth proportional to 438,131.25, 604,621.17 and 236,927.25 is: 326,959.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,131.25 : 604,621.17 = 236,927.25 : x
  2. Step 2: Convert to fraction form
    438,131.25/604,621.17 = 236,927.25/x
  3. Step 3: Cross multiply
    438,131.25x = 604,621.17 × 236,927.25
  4. Step 4: Simplify right side
    438,131.25x = 143,251,231,099.88
  5. Step 5: Solve for x
    x = 143,251,231,099.88/438,131.25
  6. Step 6: Final answer
    x = 326,959.63

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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.