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Finding the Fourth Proportional to 508,461.92, 701,685.63 and 293,620.76

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Solution

The fourth proportional to 508,461.92, 701,685.63 and 293,620.76 is: 405,201.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,461.92 : 701,685.63 = 293,620.76 : x
  2. Step 2: Convert to fraction form
    508,461.92/701,685.63 = 293,620.76/x
  3. Step 3: Cross multiply
    508,461.92x = 701,685.63 × 293,620.76
  4. Step 4: Simplify right side
    508,461.92x = 206,029,464,453.25
  5. Step 5: Solve for x
    x = 206,029,464,453.25/508,461.92
  6. Step 6: Final answer
    x = 405,201.37

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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.