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Finding the Fourth Proportional to 633,587.76, 950,385.60 and 153,814.32

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Solution

The fourth proportional to 633,587.76, 950,385.60 and 153,814.32 is: 230,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,587.76 : 950,385.60 = 153,814.32 : x
  2. Step 2: Convert to fraction form
    633,587.76/950,385.60 = 153,814.32/x
  3. Step 3: Cross multiply
    633,587.76x = 950,385.60 × 153,814.32
  4. Step 4: Simplify right side
    633,587.76x = 146,182,914,801.79
  5. Step 5: Solve for x
    x = 146,182,914,801.79/633,587.76
  6. Step 6: Final answer
    x = 230,722.44

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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.