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Finding the Fourth Proportional to 504,404.19, 696,068.25 and 274,963.59

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Solution

The fourth proportional to 504,404.19, 696,068.25 and 274,963.59 is: 379,444.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,404.19 : 696,068.25 = 274,963.59 : x
  2. Step 2: Convert to fraction form
    504,404.19/696,068.25 = 274,963.59/x
  3. Step 3: Cross multiply
    504,404.19x = 696,068.25 × 274,963.59
  4. Step 4: Simplify right side
    504,404.19x = 191,393,424,905.02
  5. Step 5: Solve for x
    x = 191,393,424,905.02/504,404.19
  6. Step 6: Final answer
    x = 379,444.56

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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.