Home / 429,389.88-592,576.53-238,403.25

Finding the Fourth Proportional to 429,389.88, 592,576.53 and 238,403.25

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Solution

The fourth proportional to 429,389.88, 592,576.53 and 238,403.25 is: 329,006.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,389.88 : 592,576.53 = 238,403.25 : x
  2. Step 2: Convert to fraction form
    429,389.88/592,576.53 = 238,403.25/x
  3. Step 3: Cross multiply
    429,389.88x = 592,576.53 × 238,403.25
  4. Step 4: Simplify right side
    429,389.88x = 141,272,170,625.72
  5. Step 5: Solve for x
    x = 141,272,170,625.72/429,389.88
  6. Step 6: Final answer
    x = 329,006.75

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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.