Home / 577,619.10-865,845.45-262,302.30

Finding the Fourth Proportional to 577,619.10, 865,845.45 and 262,302.30

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Solution

The fourth proportional to 577,619.10, 865,845.45 and 262,302.30 is: 393,188.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,619.10 : 865,845.45 = 262,302.30 : x
  2. Step 2: Convert to fraction form
    577,619.10/865,845.45 = 262,302.30/x
  3. Step 3: Cross multiply
    577,619.10x = 865,845.45 × 262,302.30
  4. Step 4: Simplify right side
    577,619.10x = 227,113,252,979.54
  5. Step 5: Solve for x
    x = 227,113,252,979.54/577,619.10
  6. Step 6: Final answer
    x = 393,188.61

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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.