Home / 501,928.68-692,357.28-297,845.12

Finding the Fourth Proportional to 501,928.68, 692,357.28 and 297,845.12

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Solution

The fourth proportional to 501,928.68, 692,357.28 and 297,845.12 is: 410,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,928.68 : 692,357.28 = 297,845.12 : x
  2. Step 2: Convert to fraction form
    501,928.68/692,357.28 = 297,845.12/x
  3. Step 3: Cross multiply
    501,928.68x = 692,357.28 × 297,845.12
  4. Step 4: Simplify right side
    501,928.68x = 206,215,237,144.47
  5. Step 5: Solve for x
    x = 206,215,237,144.47/501,928.68
  6. Step 6: Final answer
    x = 410,845.69

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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.