Home / 263,688.28-395,528.20-64,010.32

Finding the Fourth Proportional to 263,688.28, 395,528.20 and 64,010.32

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Solution

The fourth proportional to 263,688.28, 395,528.20 and 64,010.32 is: 96,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,688.28 : 395,528.20 = 64,010.32 : x
  2. Step 2: Convert to fraction form
    263,688.28/395,528.20 = 64,010.32/x
  3. Step 3: Cross multiply
    263,688.28x = 395,528.20 × 64,010.32
  4. Step 4: Simplify right side
    263,688.28x = 25,317,886,651.02
  5. Step 5: Solve for x
    x = 25,317,886,651.02/263,688.28
  6. Step 6: Final answer
    x = 96,014.46

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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.