Home / 666,835.73-1,000,218.31-187,096.93

Finding the Fourth Proportional to 666,835.73, 1,000,218.31 and 187,096.93

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Solution

The fourth proportional to 666,835.73, 1,000,218.31 and 187,096.93 is: 280,635.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,835.73 : 1,000,218.31 = 187,096.93 : x
  2. Step 2: Convert to fraction form
    666,835.73/1,000,218.31 = 187,096.93/x
  3. Step 3: Cross multiply
    666,835.73x = 1,000,218.31 × 187,096.93
  4. Step 4: Simplify right side
    666,835.73x = 187,137,772,162.50
  5. Step 5: Solve for x
    x = 187,137,772,162.50/666,835.73
  6. Step 6: Final answer
    x = 280,635.49

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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.