Home / 262,846.20-393,362.10-157,740.60

Finding the Fourth Proportional to 262,846.20, 393,362.10 and 157,740.60

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Solution

The fourth proportional to 262,846.20, 393,362.10 and 157,740.60 is: 236,066.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,846.20 : 393,362.10 = 157,740.60 : x
  2. Step 2: Convert to fraction form
    262,846.20/393,362.10 = 157,740.60/x
  3. Step 3: Cross multiply
    262,846.20x = 393,362.10 × 157,740.60
  4. Step 4: Simplify right side
    262,846.20x = 62,049,173,671.26
  5. Step 5: Solve for x
    x = 62,049,173,671.26/262,846.20
  6. Step 6: Final answer
    x = 236,066.47

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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.