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Finding the Fourth Proportional to 609,395.41, 914,178.23 and 254,328.13

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Solution

The fourth proportional to 609,395.41, 914,178.23 and 254,328.13 is: 381,527.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,395.41 : 914,178.23 = 254,328.13 : x
  2. Step 2: Convert to fraction form
    609,395.41/914,178.23 = 254,328.13/x
  3. Step 3: Cross multiply
    609,395.41x = 914,178.23 × 254,328.13
  4. Step 4: Simplify right side
    609,395.41x = 232,501,233,880.08
  5. Step 5: Solve for x
    x = 232,501,233,880.08/609,395.41
  6. Step 6: Final answer
    x = 381,527.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.