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Finding the Fourth Proportional to 178,817.98, 246,769.13 and 98,244.80

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Solution

The fourth proportional to 178,817.98, 246,769.13 and 98,244.80 is: 135,578.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,817.98 : 246,769.13 = 98,244.80 : x
  2. Step 2: Convert to fraction form
    178,817.98/246,769.13 = 98,244.80/x
  3. Step 3: Cross multiply
    178,817.98x = 246,769.13 × 98,244.80
  4. Step 4: Simplify right side
    178,817.98x = 24,243,783,823.02
  5. Step 5: Solve for x
    x = 24,243,783,823.02/178,817.98
  6. Step 6: Final answer
    x = 135,578.00

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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.