Home / 395,785.12-593,539.44-238,041.76

Finding the Fourth Proportional to 395,785.12, 593,539.44 and 238,041.76

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Solution

The fourth proportional to 395,785.12, 593,539.44 and 238,041.76 is: 356,979.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,785.12 : 593,539.44 = 238,041.76 : x
  2. Step 2: Convert to fraction form
    395,785.12/593,539.44 = 238,041.76/x
  3. Step 3: Cross multiply
    395,785.12x = 593,539.44 × 238,041.76
  4. Step 4: Simplify right side
    395,785.12x = 141,287,172,927.01
  5. Step 5: Solve for x
    x = 141,287,172,927.01/395,785.12
  6. Step 6: Final answer
    x = 356,979.50

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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.