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Finding the Fourth Proportional to 527,650.89, 791,003.30 and 190,612.32

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Solution

The fourth proportional to 527,650.89, 791,003.30 and 190,612.32 is: 285,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,650.89 : 791,003.30 = 190,612.32 : x
  2. Step 2: Convert to fraction form
    527,650.89/791,003.30 = 190,612.32/x
  3. Step 3: Cross multiply
    527,650.89x = 791,003.30 × 190,612.32
  4. Step 4: Simplify right side
    527,650.89x = 150,774,973,187.59
  5. Step 5: Solve for x
    x = 150,774,973,187.59/527,650.89
  6. Step 6: Final answer
    x = 285,747.60

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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.