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Finding the Fourth Proportional to 244,000.25, 336,720.29 and 136,570.30

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Solution

The fourth proportional to 244,000.25, 336,720.29 and 136,570.30 is: 188,466.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,000.25 : 336,720.29 = 136,570.30 : x
  2. Step 2: Convert to fraction form
    244,000.25/336,720.29 = 136,570.30/x
  3. Step 3: Cross multiply
    244,000.25x = 336,720.29 × 136,570.30
  4. Step 4: Simplify right side
    244,000.25x = 45,985,992,158.99
  5. Step 5: Solve for x
    x = 45,985,992,158.99/244,000.25
  6. Step 6: Final answer
    x = 188,466.99

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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.