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Finding the Fourth Proportional to 617,529.75, 852,191.06 and 334,905.75

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Solution

The fourth proportional to 617,529.75, 852,191.06 and 334,905.75 is: 462,169.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,529.75 : 852,191.06 = 334,905.75 : x
  2. Step 2: Convert to fraction form
    617,529.75/852,191.06 = 334,905.75/x
  3. Step 3: Cross multiply
    617,529.75x = 852,191.06 × 334,905.75
  4. Step 4: Simplify right side
    617,529.75x = 285,403,684,418.07
  5. Step 5: Solve for x
    x = 285,403,684,418.07/617,529.75
  6. Step 6: Final answer
    x = 462,169.94

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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.