Home / 511,623.26-767,434.34-174,635.94

Finding the Fourth Proportional to 511,623.26, 767,434.34 and 174,635.94

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Solution

The fourth proportional to 511,623.26, 767,434.34 and 174,635.94 is: 261,953.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,623.26 : 767,434.34 = 174,635.94 : x
  2. Step 2: Convert to fraction form
    511,623.26/767,434.34 = 174,635.94/x
  3. Step 3: Cross multiply
    511,623.26x = 767,434.34 × 174,635.94
  4. Step 4: Simplify right side
    511,623.26x = 134,021,616,481.00
  5. Step 5: Solve for x
    x = 134,021,616,481.00/511,623.26
  6. Step 6: Final answer
    x = 261,953.72

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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.