Home / 997,813.80-1,496,720.70-323,893.80

Finding the Fourth Proportional to 997,813.80, 1,496,720.70 and 323,893.80

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Solution

The fourth proportional to 997,813.80, 1,496,720.70 and 323,893.80 is: 485,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,813.80 : 1,496,720.70 = 323,893.80 : x
  2. Step 2: Convert to fraction form
    997,813.80/1,496,720.70 = 323,893.80/x
  3. Step 3: Cross multiply
    997,813.80x = 1,496,720.70 × 323,893.80
  4. Step 4: Simplify right side
    997,813.80x = 484,778,555,061.66
  5. Step 5: Solve for x
    x = 484,778,555,061.66/997,813.80
  6. Step 6: Final answer
    x = 485,840.70

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Double scale
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Similar ratio
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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.