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Finding the Fourth Proportional to 227,768.50, 314,317.82 and 125,798.12

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Solution

The fourth proportional to 227,768.50, 314,317.82 and 125,798.12 is: 173,599.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,768.50 : 314,317.82 = 125,798.12 : x
  2. Step 2: Convert to fraction form
    227,768.50/314,317.82 = 125,798.12/x
  3. Step 3: Cross multiply
    227,768.50x = 314,317.82 × 125,798.12
  4. Step 4: Simplify right side
    227,768.50x = 39,540,590,838.50
  5. Step 5: Solve for x
    x = 39,540,590,838.50/227,768.50
  6. Step 6: Final answer
    x = 173,599.91

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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.