Home / 696,133.82-1,044,201.64-190,699.29

Finding the Fourth Proportional to 696,133.82, 1,044,201.64 and 190,699.29

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Solution

The fourth proportional to 696,133.82, 1,044,201.64 and 190,699.29 is: 286,049.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,133.82 : 1,044,201.64 = 190,699.29 : x
  2. Step 2: Convert to fraction form
    696,133.82/1,044,201.64 = 190,699.29/x
  3. Step 3: Cross multiply
    696,133.82x = 1,044,201.64 × 190,699.29
  4. Step 4: Simplify right side
    696,133.82x = 199,128,511,364.84
  5. Step 5: Solve for x
    x = 199,128,511,364.84/696,133.82
  6. Step 6: Final answer
    x = 286,049.18

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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.