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Finding the Fourth Proportional to 632,994.20, 949,948.86 and 248,800.40

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Solution

The fourth proportional to 632,994.20, 949,948.86 and 248,800.40 is: 373,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,994.20 : 949,948.86 = 248,800.40 : x
  2. Step 2: Convert to fraction form
    632,994.20/949,948.86 = 248,800.40/x
  3. Step 3: Cross multiply
    632,994.20x = 949,948.86 × 248,800.40
  4. Step 4: Simplify right side
    632,994.20x = 236,347,656,347.54
  5. Step 5: Solve for x
    x = 236,347,656,347.54/632,994.20
  6. Step 6: Final answer
    x = 373,380.45

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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.