Home / 621,119.16-931,014.43-283,654.13

Finding the Fourth Proportional to 621,119.16, 931,014.43 and 283,654.13

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Solution

The fourth proportional to 621,119.16, 931,014.43 and 283,654.13 is: 425,177.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,119.16 : 931,014.43 = 283,654.13 : x
  2. Step 2: Convert to fraction form
    621,119.16/931,014.43 = 283,654.13/x
  3. Step 3: Cross multiply
    621,119.16x = 931,014.43 × 283,654.13
  4. Step 4: Simplify right side
    621,119.16x = 264,086,082,794.89
  5. Step 5: Solve for x
    x = 264,086,082,794.89/621,119.16
  6. Step 6: Final answer
    x = 425,177.81

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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.