Home / 623,837.86-935,659.18-203,110.90

Finding the Fourth Proportional to 623,837.86, 935,659.18 and 203,110.90

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Solution

The fourth proportional to 623,837.86, 935,659.18 and 203,110.90 is: 304,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,837.86 : 935,659.18 = 203,110.90 : x
  2. Step 2: Convert to fraction form
    623,837.86/935,659.18 = 203,110.90/x
  3. Step 3: Cross multiply
    623,837.86x = 935,659.18 × 203,110.90
  4. Step 4: Simplify right side
    623,837.86x = 190,042,578,143.06
  5. Step 5: Solve for x
    x = 190,042,578,143.06/623,837.86
  6. Step 6: Final answer
    x = 304,634.57

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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.