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Finding the Fourth Proportional to 529,365.28, 794,157.52 and 174,401.12

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Solution

The fourth proportional to 529,365.28, 794,157.52 and 174,401.12 is: 261,637.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,365.28 : 794,157.52 = 174,401.12 : x
  2. Step 2: Convert to fraction form
    529,365.28/794,157.52 = 174,401.12/x
  3. Step 3: Cross multiply
    529,365.28x = 794,157.52 × 174,401.12
  4. Step 4: Simplify right side
    529,365.28x = 138,501,960,944.42
  5. Step 5: Solve for x
    x = 138,501,960,944.42/529,365.28
  6. Step 6: Final answer
    x = 261,637.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.