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Finding the Fourth Proportional to 439,777.92, 606,842.28 and 246,196.20

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Solution

The fourth proportional to 439,777.92, 606,842.28 and 246,196.20 is: 339,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,777.92 : 606,842.28 = 246,196.20 : x
  2. Step 2: Convert to fraction form
    439,777.92/606,842.28 = 246,196.20/x
  3. Step 3: Cross multiply
    439,777.92x = 606,842.28 × 246,196.20
  4. Step 4: Simplify right side
    439,777.92x = 149,402,263,335.34
  5. Step 5: Solve for x
    x = 149,402,263,335.34/439,777.92
  6. Step 6: Final answer
    x = 339,722.07

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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.