Home / 696,959.61-1,045,450.95-191,517.46

Finding the Fourth Proportional to 696,959.61, 1,045,450.95 and 191,517.46

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Solution

The fourth proportional to 696,959.61, 1,045,450.95 and 191,517.46 is: 287,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,959.61 : 1,045,450.95 = 191,517.46 : x
  2. Step 2: Convert to fraction form
    696,959.61/1,045,450.95 = 191,517.46/x
  3. Step 3: Cross multiply
    696,959.61x = 1,045,450.95 × 191,517.46
  4. Step 4: Simplify right side
    696,959.61x = 200,222,107,166.77
  5. Step 5: Solve for x
    x = 200,222,107,166.77/696,959.61
  6. Step 6: Final answer
    x = 287,279.36

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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.