Home / 683,996.13-1,025,440.76-284,936.67

Finding the Fourth Proportional to 683,996.13, 1,025,440.76 and 284,936.67

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Solution

The fourth proportional to 683,996.13, 1,025,440.76 and 284,936.67 is: 427,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,996.13 : 1,025,440.76 = 284,936.67 : x
  2. Step 2: Convert to fraction form
    683,996.13/1,025,440.76 = 284,936.67/x
  3. Step 3: Cross multiply
    683,996.13x = 1,025,440.76 × 284,936.67
  4. Step 4: Simplify right side
    683,996.13x = 292,185,676,149.01
  5. Step 5: Solve for x
    x = 292,185,676,149.01/683,996.13
  6. Step 6: Final answer
    x = 427,174.46

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Double scale
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Similar ratio
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1.5x scale

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.