Home / 790,375.49-1,185,566.27-191,335.68

Finding the Fourth Proportional to 790,375.49, 1,185,566.27 and 191,335.68

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Solution

The fourth proportional to 790,375.49, 1,185,566.27 and 191,335.68 is: 287,004.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,375.49 : 1,185,566.27 = 191,335.68 : x
  2. Step 2: Convert to fraction form
    790,375.49/1,185,566.27 = 191,335.68/x
  3. Step 3: Cross multiply
    790,375.49x = 1,185,566.27 × 191,335.68
  4. Step 4: Simplify right side
    790,375.49x = 226,841,127,498.84
  5. Step 5: Solve for x
    x = 226,841,127,498.84/790,375.49
  6. Step 6: Final answer
    x = 287,004.26

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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.