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Finding the Fourth Proportional to 599,036, 825,995.76 and 489,799.52

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Solution

The fourth proportional to 599,036, 825,995.76 and 489,799.52 is: 675,372.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,036 : 825,995.76 = 489,799.52 : x
  2. Step 2: Convert to fraction form
    599,036/825,995.76 = 489,799.52/x
  3. Step 3: Cross multiply
    599,036x = 825,995.76 × 489,799.52
  4. Step 4: Simplify right side
    599,036x = 404,572,326,770.04
  5. Step 5: Solve for x
    x = 404,572,326,770.04/599,036
  6. Step 6: Final answer
    x = 675,372.31

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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.