Home / 379,554.30-523,796.07-207,481.77

Finding the Fourth Proportional to 379,554.30, 523,796.07 and 207,481.77

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Solution

The fourth proportional to 379,554.30, 523,796.07 and 207,481.77 is: 286,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,554.30 : 523,796.07 = 207,481.77 : x
  2. Step 2: Convert to fraction form
    379,554.30/523,796.07 = 207,481.77/x
  3. Step 3: Cross multiply
    379,554.30x = 523,796.07 × 207,481.77
  4. Step 4: Simplify right side
    379,554.30x = 108,678,135,722.64
  5. Step 5: Solve for x
    x = 108,678,135,722.64/379,554.30
  6. Step 6: Final answer
    x = 286,330.93

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1.5x scale

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.