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Finding the Fourth Proportional to 530,150.49, 794,924.50 and 361,874.50

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Solution

The fourth proportional to 530,150.49, 794,924.50 and 361,874.50 is: 542,606.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,150.49 : 794,924.50 = 361,874.50 : x
  2. Step 2: Convert to fraction form
    530,150.49/794,924.50 = 361,874.50/x
  3. Step 3: Cross multiply
    530,150.49x = 794,924.50 × 361,874.50
  4. Step 4: Simplify right side
    530,150.49x = 287,662,905,975.25
  5. Step 5: Solve for x
    x = 287,662,905,975.25/530,150.49
  6. Step 6: Final answer
    x = 542,606.13

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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.