Home / 233,386.20-349,301.70-205,392.60

Finding the Fourth Proportional to 233,386.20, 349,301.70 and 205,392.60

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Solution

The fourth proportional to 233,386.20, 349,301.70 and 205,392.60 is: 307,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,386.20 : 349,301.70 = 205,392.60 : x
  2. Step 2: Convert to fraction form
    233,386.20/349,301.70 = 205,392.60/x
  3. Step 3: Cross multiply
    233,386.20x = 349,301.70 × 205,392.60
  4. Step 4: Simplify right side
    233,386.20x = 71,743,984,347.42
  5. Step 5: Solve for x
    x = 71,743,984,347.42/233,386.20
  6. Step 6: Final answer
    x = 307,404.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.