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Finding the Fourth Proportional to 523,335.77, 722,220.80 and 293,933.46

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Solution

The fourth proportional to 523,335.77, 722,220.80 and 293,933.46 is: 405,637.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,335.77 : 722,220.80 = 293,933.46 : x
  2. Step 2: Convert to fraction form
    523,335.77/722,220.80 = 293,933.46/x
  3. Step 3: Cross multiply
    523,335.77x = 722,220.80 × 293,933.46
  4. Step 4: Simplify right side
    523,335.77x = 212,284,857,158.30
  5. Step 5: Solve for x
    x = 212,284,857,158.30/523,335.77
  6. Step 6: Final answer
    x = 405,637.97

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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.