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Finding the Fourth Proportional to 496,529.97, 685,261.87 and 292,646.67

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Solution

The fourth proportional to 496,529.97, 685,261.87 and 292,646.67 is: 403,882.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,529.97 : 685,261.87 = 292,646.67 : x
  2. Step 2: Convert to fraction form
    496,529.97/685,261.87 = 292,646.67/x
  3. Step 3: Cross multiply
    496,529.97x = 685,261.87 × 292,646.67
  4. Step 4: Simplify right side
    496,529.97x = 200,539,606,532.86
  5. Step 5: Solve for x
    x = 200,539,606,532.86/496,529.97
  6. Step 6: Final answer
    x = 403,882.18

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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.