Home / 791,816.67-1,092,450.11-447,619.32

Finding the Fourth Proportional to 791,816.67, 1,092,450.11 and 447,619.32

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Solution

The fourth proportional to 791,816.67, 1,092,450.11 and 447,619.32 is: 617,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,816.67 : 1,092,450.11 = 447,619.32 : x
  2. Step 2: Convert to fraction form
    791,816.67/1,092,450.11 = 447,619.32/x
  3. Step 3: Cross multiply
    791,816.67x = 1,092,450.11 × 447,619.32
  4. Step 4: Simplify right side
    791,816.67x = 489,001,773,134.03
  5. Step 5: Solve for x
    x = 489,001,773,134.03/791,816.67
  6. Step 6: Final answer
    x = 617,569.43

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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.