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Finding the Fourth Proportional to 508,828.77, 702,101.88 and 293,997.33

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Solution

The fourth proportional to 508,828.77, 702,101.88 and 293,997.33 is: 405,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,828.77 : 702,101.88 = 293,997.33 : x
  2. Step 2: Convert to fraction form
    508,828.77/702,101.88 = 293,997.33/x
  3. Step 3: Cross multiply
    508,828.77x = 702,101.88 × 293,997.33
  4. Step 4: Simplify right side
    508,828.77x = 206,416,078,107.98
  5. Step 5: Solve for x
    x = 206,416,078,107.98/508,828.77
  6. Step 6: Final answer
    x = 405,669.04

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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.