Home / 997,013.80-1,375,827.30-567,285.16

Finding the Fourth Proportional to 997,013.80, 1,375,827.30 and 567,285.16

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Solution

The fourth proportional to 997,013.80, 1,375,827.30 and 567,285.16 is: 782,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,013.80 : 1,375,827.30 = 567,285.16 : x
  2. Step 2: Convert to fraction form
    997,013.80/1,375,827.30 = 567,285.16/x
  3. Step 3: Cross multiply
    997,013.80x = 1,375,827.30 × 567,285.16
  4. Step 4: Simplify right side
    997,013.80x = 780,486,410,012.87
  5. Step 5: Solve for x
    x = 780,486,410,012.87/997,013.80
  6. Step 6: Final answer
    x = 782,824.08

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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.