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Finding the Fourth Proportional to 523,450.18, 722,310.24 and 293,955.29

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Solution

The fourth proportional to 523,450.18, 722,310.24 and 293,955.29 is: 405,629.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,450.18 : 722,310.24 = 293,955.29 : x
  2. Step 2: Convert to fraction form
    523,450.18/722,310.24 = 293,955.29/x
  3. Step 3: Cross multiply
    523,450.18x = 722,310.24 × 293,955.29
  4. Step 4: Simplify right side
    523,450.18x = 212,326,910,987.84
  5. Step 5: Solve for x
    x = 212,326,910,987.84/523,450.18
  6. Step 6: Final answer
    x = 405,629.65

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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.