Home / 715,757.17-1,073,607.71-242,442.51

Finding the Fourth Proportional to 715,757.17, 1,073,607.71 and 242,442.51

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Solution

The fourth proportional to 715,757.17, 1,073,607.71 and 242,442.51 is: 363,654.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,757.17 : 1,073,607.71 = 242,442.51 : x
  2. Step 2: Convert to fraction form
    715,757.17/1,073,607.71 = 242,442.51/x
  3. Step 3: Cross multiply
    715,757.17x = 1,073,607.71 × 242,442.51
  4. Step 4: Simplify right side
    715,757.17x = 260,288,147,967.75
  5. Step 5: Solve for x
    x = 260,288,147,967.75/715,757.17
  6. Step 6: Final answer
    x = 363,654.27

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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.