Home / 297,276.21-445,724.64-195,957.36

Finding the Fourth Proportional to 297,276.21, 445,724.64 and 195,957.36

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Solution

The fourth proportional to 297,276.21, 445,724.64 and 195,957.36 is: 293,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,276.21 : 445,724.64 = 195,957.36 : x
  2. Step 2: Convert to fraction form
    297,276.21/445,724.64 = 195,957.36/x
  3. Step 3: Cross multiply
    297,276.21x = 445,724.64 × 195,957.36
  4. Step 4: Simplify right side
    297,276.21x = 87,343,023,741.35
  5. Step 5: Solve for x
    x = 87,343,023,741.35/297,276.21
  6. Step 6: Final answer
    x = 293,811.01

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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.