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Finding the Fourth Proportional to 530,578.53, 795,898.94 and 151,470.11

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Solution

The fourth proportional to 530,578.53, 795,898.94 and 151,470.11 is: 227,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,578.53 : 795,898.94 = 151,470.11 : x
  2. Step 2: Convert to fraction form
    530,578.53/795,898.94 = 151,470.11/x
  3. Step 3: Cross multiply
    530,578.53x = 795,898.94 × 151,470.11
  4. Step 4: Simplify right side
    530,578.53x = 120,554,895,253.84
  5. Step 5: Solve for x
    x = 120,554,895,253.84/530,578.53
  6. Step 6: Final answer
    x = 227,214.05

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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.