Home / 710,906.06-1,066,326.24-178,415.30

Finding the Fourth Proportional to 710,906.06, 1,066,326.24 and 178,415.30

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Solution

The fourth proportional to 710,906.06, 1,066,326.24 and 178,415.30 is: 267,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,906.06 : 1,066,326.24 = 178,415.30 : x
  2. Step 2: Convert to fraction form
    710,906.06/1,066,326.24 = 178,415.30/x
  3. Step 3: Cross multiply
    710,906.06x = 1,066,326.24 × 178,415.30
  4. Step 4: Simplify right side
    710,906.06x = 190,248,916,007.47
  5. Step 5: Solve for x
    x = 190,248,916,007.47/710,906.06
  6. Step 6: Final answer
    x = 267,614.71

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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.