Home / 621,096.61-931,645.14-194,665.53

Finding the Fourth Proportional to 621,096.61, 931,645.14 and 194,665.53

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Solution

The fourth proportional to 621,096.61, 931,645.14 and 194,665.53 is: 291,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,096.61 : 931,645.14 = 194,665.53 : x
  2. Step 2: Convert to fraction form
    621,096.61/931,645.14 = 194,665.53/x
  3. Step 3: Cross multiply
    621,096.61x = 931,645.14 × 194,665.53
  4. Step 4: Simplify right side
    621,096.61x = 181,359,194,950.02
  5. Step 5: Solve for x
    x = 181,359,194,950.02/621,096.61
  6. Step 6: Final answer
    x = 291,998.37

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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.