Home / 750,054.52-1,035,067.34-405,882.90

Finding the Fourth Proportional to 750,054.52, 1,035,067.34 and 405,882.90

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Solution

The fourth proportional to 750,054.52, 1,035,067.34 and 405,882.90 is: 560,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,054.52 : 1,035,067.34 = 405,882.90 : x
  2. Step 2: Convert to fraction form
    750,054.52/1,035,067.34 = 405,882.90/x
  3. Step 3: Cross multiply
    750,054.52x = 1,035,067.34 × 405,882.90
  4. Step 4: Simplify right side
    750,054.52x = 420,116,133,654.49
  5. Step 5: Solve for x
    x = 420,116,133,654.49/750,054.52
  6. Step 6: Final answer
    x = 560,114.13

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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.