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Finding the Fourth Proportional to 504,900.23, 696,738.04 and 275,443.84

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Solution

The fourth proportional to 504,900.23, 696,738.04 and 275,443.84 is: 380,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,900.23 : 696,738.04 = 275,443.84 : x
  2. Step 2: Convert to fraction form
    504,900.23/696,738.04 = 275,443.84/x
  3. Step 3: Cross multiply
    504,900.23x = 696,738.04 × 275,443.84
  4. Step 4: Simplify right side
    504,900.23x = 191,912,201,211.67
  5. Step 5: Solve for x
    x = 191,912,201,211.67/504,900.23
  6. Step 6: Final answer
    x = 380,099.25

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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.