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Finding the Fourth Proportional to 530,368.54, 795,306.16 and 193,174.44

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Solution

The fourth proportional to 530,368.54, 795,306.16 and 193,174.44 is: 289,671.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,368.54 : 795,306.16 = 193,174.44 : x
  2. Step 2: Convert to fraction form
    530,368.54/795,306.16 = 193,174.44/x
  3. Step 3: Cross multiply
    530,368.54x = 795,306.16 × 193,174.44
  4. Step 4: Simplify right side
    530,368.54x = 153,632,822,086.55
  5. Step 5: Solve for x
    x = 153,632,822,086.55/530,368.54
  6. Step 6: Final answer
    x = 289,671.82

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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.