Home / 535,707.24-739,292.20-294,005.68

Finding the Fourth Proportional to 535,707.24, 739,292.20 and 294,005.68

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Solution

The fourth proportional to 535,707.24, 739,292.20 and 294,005.68 is: 405,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,707.24 : 739,292.20 = 294,005.68 : x
  2. Step 2: Convert to fraction form
    535,707.24/739,292.20 = 294,005.68/x
  3. Step 3: Cross multiply
    535,707.24x = 739,292.20 × 294,005.68
  4. Step 4: Simplify right side
    535,707.24x = 217,356,105,979.70
  5. Step 5: Solve for x
    x = 217,356,105,979.70/535,707.24
  6. Step 6: Final answer
    x = 405,736.73

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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.