Home / 429,699.03-593,021.45-238,724.72

Finding the Fourth Proportional to 429,699.03, 593,021.45 and 238,724.72

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Solution

The fourth proportional to 429,699.03, 593,021.45 and 238,724.72 is: 329,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,699.03 : 593,021.45 = 238,724.72 : x
  2. Step 2: Convert to fraction form
    429,699.03/593,021.45 = 238,724.72/x
  3. Step 3: Cross multiply
    429,699.03x = 593,021.45 × 238,724.72
  4. Step 4: Simplify right side
    429,699.03x = 141,568,879,460.78
  5. Step 5: Solve for x
    x = 141,568,879,460.78/429,699.03
  6. Step 6: Final answer
    x = 329,460.55

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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.