Home / 633,730.20-950,739.30-213,048.60

Finding the Fourth Proportional to 633,730.20, 950,739.30 and 213,048.60

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Solution

The fourth proportional to 633,730.20, 950,739.30 and 213,048.60 is: 319,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,730.20 : 950,739.30 = 213,048.60 : x
  2. Step 2: Convert to fraction form
    633,730.20/950,739.30 = 213,048.60/x
  3. Step 3: Cross multiply
    633,730.20x = 950,739.30 × 213,048.60
  4. Step 4: Simplify right side
    633,730.20x = 202,553,676,829.98
  5. Step 5: Solve for x
    x = 202,553,676,829.98/633,730.20
  6. Step 6: Final answer
    x = 319,621.31

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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.