Home / 697,151.88-1,045,618.47-191,750.76

Finding the Fourth Proportional to 697,151.88, 1,045,618.47 and 191,750.76

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Solution

The fourth proportional to 697,151.88, 1,045,618.47 and 191,750.76 is: 287,596.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,151.88 : 1,045,618.47 = 191,750.76 : x
  2. Step 2: Convert to fraction form
    697,151.88/1,045,618.47 = 191,750.76/x
  3. Step 3: Cross multiply
    697,151.88x = 1,045,618.47 × 191,750.76
  4. Step 4: Simplify right side
    697,151.88x = 200,498,136,292.54
  5. Step 5: Solve for x
    x = 200,498,136,292.54/697,151.88
  6. Step 6: Final answer
    x = 287,596.06

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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.