Home / 751,414.95-1,036,992.38-411,897.51

Finding the Fourth Proportional to 751,414.95, 1,036,992.38 and 411,897.51

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Solution

The fourth proportional to 751,414.95, 1,036,992.38 and 411,897.51 is: 568,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,414.95 : 1,036,992.38 = 411,897.51 : x
  2. Step 2: Convert to fraction form
    751,414.95/1,036,992.38 = 411,897.51/x
  3. Step 3: Cross multiply
    751,414.95x = 1,036,992.38 × 411,897.51
  4. Step 4: Simplify right side
    751,414.95x = 427,134,577,151.49
  5. Step 5: Solve for x
    x = 427,134,577,151.49/751,414.95
  6. Step 6: Final answer
    x = 568,440.35

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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.