Home / 683,117.70-1,024,676.55-483,663.30

Finding the Fourth Proportional to 683,117.70, 1,024,676.55 and 483,663.30

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Solution

The fourth proportional to 683,117.70, 1,024,676.55 and 483,663.30 is: 725,494.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,117.70 : 1,024,676.55 = 483,663.30 : x
  2. Step 2: Convert to fraction form
    683,117.70/1,024,676.55 = 483,663.30/x
  3. Step 3: Cross multiply
    683,117.70x = 1,024,676.55 × 483,663.30
  4. Step 4: Simplify right side
    683,117.70x = 495,598,441,605.62
  5. Step 5: Solve for x
    x = 495,598,441,605.62/683,117.70
  6. Step 6: Final answer
    x = 725,494.95

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Double scale
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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.