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Finding the Fourth Proportional to 530,503.20, 795,763.08 and 295,340.52

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Solution

The fourth proportional to 530,503.20, 795,763.08 and 295,340.52 is: 443,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,503.20 : 795,763.08 = 295,340.52 : x
  2. Step 2: Convert to fraction form
    530,503.20/795,763.08 = 295,340.52/x
  3. Step 3: Cross multiply
    530,503.20x = 795,763.08 × 295,340.52
  4. Step 4: Simplify right side
    530,503.20x = 235,021,081,844.00
  5. Step 5: Solve for x
    x = 235,021,081,844.00/530,503.20
  6. Step 6: Final answer
    x = 443,015.39

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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.