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Finding the Fourth Proportional to 350,005.62, 482,749.92 and 263,968.20

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Solution

The fourth proportional to 350,005.62, 482,749.92 and 263,968.20 is: 364,081.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,005.62 : 482,749.92 = 263,968.20 : x
  2. Step 2: Convert to fraction form
    350,005.62/482,749.92 = 263,968.20/x
  3. Step 3: Cross multiply
    350,005.62x = 482,749.92 × 263,968.20
  4. Step 4: Simplify right side
    350,005.62x = 127,430,627,432.54
  5. Step 5: Solve for x
    x = 127,430,627,432.54/350,005.62
  6. Step 6: Final answer
    x = 364,081.66

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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.