Home / 997,455.14-1,376,489.66-567,735.29

Finding the Fourth Proportional to 997,455.14, 1,376,489.66 and 567,735.29

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Solution

The fourth proportional to 997,455.14, 1,376,489.66 and 567,735.29 is: 783,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,455.14 : 1,376,489.66 = 567,735.29 : x
  2. Step 2: Convert to fraction form
    997,455.14/1,376,489.66 = 567,735.29/x
  3. Step 3: Cross multiply
    997,455.14x = 1,376,489.66 × 567,735.29
  4. Step 4: Simplify right side
    997,455.14x = 781,481,756,302.10
  5. Step 5: Solve for x
    x = 781,481,756,302.10/997,455.14
  6. Step 6: Final answer
    x = 783,475.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.