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Finding the Fourth Proportional to 504,532.50, 696,260.28 and 275,087.94

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Solution

The fourth proportional to 504,532.50, 696,260.28 and 275,087.94 is: 379,624.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,532.50 : 696,260.28 = 275,087.94 : x
  2. Step 2: Convert to fraction form
    504,532.50/696,260.28 = 275,087.94/x
  3. Step 3: Cross multiply
    504,532.50x = 696,260.28 × 275,087.94
  4. Step 4: Simplify right side
    504,532.50x = 191,532,806,129.02
  5. Step 5: Solve for x
    x = 191,532,806,129.02/504,532.50
  6. Step 6: Final answer
    x = 379,624.32

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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.