Home / 427,954.40-590,569.86-236,963.69

Finding the Fourth Proportional to 427,954.40, 590,569.86 and 236,963.69

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Solution

The fourth proportional to 427,954.40, 590,569.86 and 236,963.69 is: 327,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,954.40 : 590,569.86 = 236,963.69 : x
  2. Step 2: Convert to fraction form
    427,954.40/590,569.86 = 236,963.69/x
  3. Step 3: Cross multiply
    427,954.40x = 590,569.86 × 236,963.69
  4. Step 4: Simplify right side
    427,954.40x = 139,943,612,045.86
  5. Step 5: Solve for x
    x = 139,943,612,045.86/427,954.40
  6. Step 6: Final answer
    x = 327,005.90

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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.