Home / 438,127.75-604,616.33-236,923.75

Finding the Fourth Proportional to 438,127.75, 604,616.33 and 236,923.75

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Solution

The fourth proportional to 438,127.75, 604,616.33 and 236,923.75 is: 326,954.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,127.75 : 604,616.33 = 236,923.75 : x
  2. Step 2: Convert to fraction form
    438,127.75/604,616.33 = 236,923.75/x
  3. Step 3: Cross multiply
    438,127.75x = 604,616.33 × 236,923.75
  4. Step 4: Simplify right side
    438,127.75x = 143,247,968,214.84
  5. Step 5: Solve for x
    x = 143,247,968,214.84/438,127.75
  6. Step 6: Final answer
    x = 326,954.79

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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.