Home / 616,090.20-923,444.10-261,043.80

Finding the Fourth Proportional to 616,090.20, 923,444.10 and 261,043.80

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Solution

The fourth proportional to 616,090.20, 923,444.10 and 261,043.80 is: 391,272.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,090.20 : 923,444.10 = 261,043.80 : x
  2. Step 2: Convert to fraction form
    616,090.20/923,444.10 = 261,043.80/x
  3. Step 3: Cross multiply
    616,090.20x = 923,444.10 × 261,043.80
  4. Step 4: Simplify right side
    616,090.20x = 241,059,356,951.58
  5. Step 5: Solve for x
    x = 241,059,356,951.58/616,090.20
  6. Step 6: Final answer
    x = 391,272.83

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1.5x scale

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.