Home / 501,739.38-692,390.48-283,944.02

Finding the Fourth Proportional to 501,739.38, 692,390.48 and 283,944.02

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Solution

The fourth proportional to 501,739.38, 692,390.48 and 283,944.02 is: 391,837.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,739.38 : 692,390.48 = 283,944.02 : x
  2. Step 2: Convert to fraction form
    501,739.38/692,390.48 = 283,944.02/x
  3. Step 3: Cross multiply
    501,739.38x = 692,390.48 × 283,944.02
  4. Step 4: Simplify right side
    501,739.38x = 196,600,131,419.26
  5. Step 5: Solve for x
    x = 196,600,131,419.26/501,739.38
  6. Step 6: Final answer
    x = 391,837.16

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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.