Home / 461,738.10-693,125.55-357,021.30

Finding the Fourth Proportional to 461,738.10, 693,125.55 and 357,021.30

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Solution

The fourth proportional to 461,738.10, 693,125.55 and 357,021.30 is: 535,932.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,738.10 : 693,125.55 = 357,021.30 : x
  2. Step 2: Convert to fraction form
    461,738.10/693,125.55 = 357,021.30/x
  3. Step 3: Cross multiply
    461,738.10x = 693,125.55 × 357,021.30
  4. Step 4: Simplify right side
    461,738.10x = 247,460,584,924.22
  5. Step 5: Solve for x
    x = 247,460,584,924.22/461,738.10
  6. Step 6: Final answer
    x = 535,932.78

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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.