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Finding the Fourth Proportional to 330,793.54, 456,484.41 and 187,566.34

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Solution

The fourth proportional to 330,793.54, 456,484.41 and 187,566.34 is: 258,835.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,793.54 : 456,484.41 = 187,566.34 : x
  2. Step 2: Convert to fraction form
    330,793.54/456,484.41 = 187,566.34/x
  3. Step 3: Cross multiply
    330,793.54x = 456,484.41 × 187,566.34
  4. Step 4: Simplify right side
    330,793.54x = 85,621,110,050.76
  5. Step 5: Solve for x
    x = 85,621,110,050.76/330,793.54
  6. Step 6: Final answer
    x = 258,835.50

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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.