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Finding the Fourth Proportional to 533,860.29, 736,727.27 and 292,142.88

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Solution

The fourth proportional to 533,860.29, 736,727.27 and 292,142.88 is: 403,157.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,860.29 : 736,727.27 = 292,142.88 : x
  2. Step 2: Convert to fraction form
    533,860.29/736,727.27 = 292,142.88/x
  3. Step 3: Cross multiply
    533,860.29x = 736,727.27 × 292,142.88
  4. Step 4: Simplify right side
    533,860.29x = 215,229,624,971.62
  5. Step 5: Solve for x
    x = 215,229,624,971.62/533,860.29
  6. Step 6: Final answer
    x = 403,157.21

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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.