Home / 507,906.19-761,190.85-283,372.35

Finding the Fourth Proportional to 507,906.19, 761,190.85 and 283,372.35

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Solution

The fourth proportional to 507,906.19, 761,190.85 and 283,372.35 is: 424,685.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,906.19 : 761,190.85 = 283,372.35 : x
  2. Step 2: Convert to fraction form
    507,906.19/761,190.85 = 283,372.35/x
  3. Step 3: Cross multiply
    507,906.19x = 761,190.85 × 283,372.35
  4. Step 4: Simplify right side
    507,906.19x = 215,700,439,963.00
  5. Step 5: Solve for x
    x = 215,700,439,963.00/507,906.19
  6. Step 6: Final answer
    x = 424,685.59

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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.