Home / 427,909.32-590,533.31-236,922.71

Finding the Fourth Proportional to 427,909.32, 590,533.31 and 236,922.71

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Solution

The fourth proportional to 427,909.32, 590,533.31 and 236,922.71 is: 326,963.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,909.32 : 590,533.31 = 236,922.71 : x
  2. Step 2: Convert to fraction form
    427,909.32/590,533.31 = 236,922.71/x
  3. Step 3: Cross multiply
    427,909.32x = 590,533.31 × 236,922.71
  4. Step 4: Simplify right side
    427,909.32x = 139,910,748,013.19
  5. Step 5: Solve for x
    x = 139,910,748,013.19/427,909.32
  6. Step 6: Final answer
    x = 326,963.54

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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.