Home / 519,985.92-717,575.04-293,617.92

Finding the Fourth Proportional to 519,985.92, 717,575.04 and 293,617.92

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Solution

The fourth proportional to 519,985.92, 717,575.04 and 293,617.92 is: 405,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,985.92 : 717,575.04 = 293,617.92 : x
  2. Step 2: Convert to fraction form
    519,985.92/717,575.04 = 293,617.92/x
  3. Step 3: Cross multiply
    519,985.92x = 717,575.04 × 293,617.92
  4. Step 4: Simplify right side
    519,985.92x = 210,692,890,688.72
  5. Step 5: Solve for x
    x = 210,692,890,688.72/519,985.92
  6. Step 6: Final answer
    x = 405,189.61

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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.