Home / 632,811.96-949,112.10-277,730.64

Finding the Fourth Proportional to 632,811.96, 949,112.10 and 277,730.64

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Solution

The fourth proportional to 632,811.96, 949,112.10 and 277,730.64 is: 416,549.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,811.96 : 949,112.10 = 277,730.64 : x
  2. Step 2: Convert to fraction form
    632,811.96/949,112.10 = 277,730.64/x
  3. Step 3: Cross multiply
    632,811.96x = 949,112.10 × 277,730.64
  4. Step 4: Simplify right side
    632,811.96x = 263,597,510,964.74
  5. Step 5: Solve for x
    x = 263,597,510,964.74/632,811.96
  6. Step 6: Final answer
    x = 416,549.51

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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.