Home / 935,654.73-1,291,202.62-505,933.83

Finding the Fourth Proportional to 935,654.73, 1,291,202.62 and 505,933.83

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Solution

The fourth proportional to 935,654.73, 1,291,202.62 and 505,933.83 is: 698,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,654.73 : 1,291,202.62 = 505,933.83 : x
  2. Step 2: Convert to fraction form
    935,654.73/1,291,202.62 = 505,933.83/x
  3. Step 3: Cross multiply
    935,654.73x = 1,291,202.62 × 505,933.83
  4. Step 4: Simplify right side
    935,654.73x = 653,263,088,985.10
  5. Step 5: Solve for x
    x = 653,263,088,985.10/935,654.73
  6. Step 6: Final answer
    x = 698,188.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.