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Finding the Fourth Proportional to 488,525.60, 732,764.10 and 251,892.20

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Solution

The fourth proportional to 488,525.60, 732,764.10 and 251,892.20 is: 377,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,525.60 : 732,764.10 = 251,892.20 : x
  2. Step 2: Convert to fraction form
    488,525.60/732,764.10 = 251,892.20/x
  3. Step 3: Cross multiply
    488,525.60x = 732,764.10 × 251,892.20
  4. Step 4: Simplify right side
    488,525.60x = 184,577,561,230.02
  5. Step 5: Solve for x
    x = 184,577,561,230.02/488,525.60
  6. Step 6: Final answer
    x = 377,825.77

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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.