Home / 350,727.20-526,090.80-163,757.60

Finding the Fourth Proportional to 350,727.20, 526,090.80 and 163,757.60

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Solution

The fourth proportional to 350,727.20, 526,090.80 and 163,757.60 is: 245,636.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,727.20 : 526,090.80 = 163,757.60 : x
  2. Step 2: Convert to fraction form
    350,727.20/526,090.80 = 163,757.60/x
  3. Step 3: Cross multiply
    350,727.20x = 526,090.80 × 163,757.60
  4. Step 4: Simplify right side
    350,727.20x = 86,151,366,790.08
  5. Step 5: Solve for x
    x = 86,151,366,790.08/350,727.20
  6. Step 6: Final answer
    x = 245,636.40

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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.