Home / 691,065.82-1,036,605.21-676,369.18

Finding the Fourth Proportional to 691,065.82, 1,036,605.21 and 676,369.18

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Solution

The fourth proportional to 691,065.82, 1,036,605.21 and 676,369.18 is: 1,014,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,065.82 : 1,036,605.21 = 676,369.18 : x
  2. Step 2: Convert to fraction form
    691,065.82/1,036,605.21 = 676,369.18/x
  3. Step 3: Cross multiply
    691,065.82x = 1,036,605.21 × 676,369.18
  4. Step 4: Simplify right side
    691,065.82x = 701,127,815,871.43
  5. Step 5: Solve for x
    x = 701,127,815,871.43/691,065.82
  6. Step 6: Final answer
    x = 1,014,560.11

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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.