Home / 427,823.93-590,404.02-234,228.42

Finding the Fourth Proportional to 427,823.93, 590,404.02 and 234,228.42

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Solution

The fourth proportional to 427,823.93, 590,404.02 and 234,228.42 is: 323,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,823.93 : 590,404.02 = 234,228.42 : x
  2. Step 2: Convert to fraction form
    427,823.93/590,404.02 = 234,228.42/x
  3. Step 3: Cross multiply
    427,823.93x = 590,404.02 × 234,228.42
  4. Step 4: Simplify right side
    427,823.93x = 138,289,400,766.25
  5. Step 5: Solve for x
    x = 138,289,400,766.25/427,823.93
  6. Step 6: Final answer
    x = 323,239.05

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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.