Home / 893,658.30-1,233,275.67-511,662.30

Finding the Fourth Proportional to 893,658.30, 1,233,275.67 and 511,662.30

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Solution

The fourth proportional to 893,658.30, 1,233,275.67 and 511,662.30 is: 706,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,658.30 : 1,233,275.67 = 511,662.30 : x
  2. Step 2: Convert to fraction form
    893,658.30/1,233,275.67 = 511,662.30/x
  3. Step 3: Cross multiply
    893,658.30x = 1,233,275.67 × 511,662.30
  4. Step 4: Simplify right side
    893,658.30x = 631,020,665,846.24
  5. Step 5: Solve for x
    x = 631,020,665,846.24/893,658.30
  6. Step 6: Final answer
    x = 706,109.56

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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.