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Finding the Fourth Proportional to 553,951.67, 830,927.23 and 133,227.41

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Solution

The fourth proportional to 553,951.67, 830,927.23 and 133,227.41 is: 199,841.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,951.67 : 830,927.23 = 133,227.41 : x
  2. Step 2: Convert to fraction form
    553,951.67/830,927.23 = 133,227.41/x
  3. Step 3: Cross multiply
    553,951.67x = 830,927.23 × 133,227.41
  4. Step 4: Simplify right side
    553,951.67x = 110,702,278,263.67
  5. Step 5: Solve for x
    x = 110,702,278,263.67/553,951.67
  6. Step 6: Final answer
    x = 199,841.04

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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.