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Finding the Fourth Proportional to 504,535.89, 696,264.99 and 275,091.33

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Solution

The fourth proportional to 504,535.89, 696,264.99 and 275,091.33 is: 379,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,535.89 : 696,264.99 = 275,091.33 : x
  2. Step 2: Convert to fraction form
    504,535.89/696,264.99 = 275,091.33/x
  3. Step 3: Cross multiply
    504,535.89x = 696,264.99 × 275,091.33
  4. Step 4: Simplify right side
    504,535.89x = 191,536,462,131.54
  5. Step 5: Solve for x
    x = 191,536,462,131.54/504,535.89
  6. Step 6: Final answer
    x = 379,629.01

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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.