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Finding the Fourth Proportional to 504,400.46, 696,073.59 and 274,959.62

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Solution

The fourth proportional to 504,400.46, 696,073.59 and 274,959.62 is: 379,444.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,400.46 : 696,073.59 = 274,959.62 : x
  2. Step 2: Convert to fraction form
    504,400.46/696,073.59 = 274,959.62/x
  3. Step 3: Cross multiply
    504,400.46x = 696,073.59 × 274,959.62
  4. Step 4: Simplify right side
    504,400.46x = 191,392,129,798.44
  5. Step 5: Solve for x
    x = 191,392,129,798.44/504,400.46
  6. Step 6: Final answer
    x = 379,444.80

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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.