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Finding the Fourth Proportional to 633,542.23, 874,350.98 and 361,650.98

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Solution

The fourth proportional to 633,542.23, 874,350.98 and 361,650.98 is: 499,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,542.23 : 874,350.98 = 361,650.98 : x
  2. Step 2: Convert to fraction form
    633,542.23/874,350.98 = 361,650.98/x
  3. Step 3: Cross multiply
    633,542.23x = 874,350.98 × 361,650.98
  4. Step 4: Simplify right side
    633,542.23x = 316,209,886,613.69
  5. Step 5: Solve for x
    x = 316,209,886,613.69/633,542.23
  6. Step 6: Final answer
    x = 499,114.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.