Home / 430,069.40-593,531.68-239,100.56

Finding the Fourth Proportional to 430,069.40, 593,531.68 and 239,100.56

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Solution

The fourth proportional to 430,069.40, 593,531.68 and 239,100.56 is: 329,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,069.40 : 593,531.68 = 239,100.56 : x
  2. Step 2: Convert to fraction form
    430,069.40/593,531.68 = 239,100.56/x
  3. Step 3: Cross multiply
    430,069.40x = 593,531.68 × 239,100.56
  4. Step 4: Simplify right side
    430,069.40x = 141,913,757,065.74
  5. Step 5: Solve for x
    x = 141,913,757,065.74/430,069.40
  6. Step 6: Final answer
    x = 329,978.74

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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.