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Finding the Fourth Proportional to 633,759.54, 874,588.15 and 365,487.54

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Solution

The fourth proportional to 633,759.54, 874,588.15 and 365,487.54 is: 504,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,759.54 : 874,588.15 = 365,487.54 : x
  2. Step 2: Convert to fraction form
    633,759.54/874,588.15 = 365,487.54/x
  3. Step 3: Cross multiply
    633,759.54x = 874,588.15 × 365,487.54
  4. Step 4: Simplify right side
    633,759.54x = 319,651,071,456.65
  5. Step 5: Solve for x
    x = 319,651,071,456.65/633,759.54
  6. Step 6: Final answer
    x = 504,372.80

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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.