Home / 433,200.30-649,788.30-196,542.60

Finding the Fourth Proportional to 433,200.30, 649,788.30 and 196,542.60

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Solution

The fourth proportional to 433,200.30, 649,788.30 and 196,542.60 is: 294,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,200.30 : 649,788.30 = 196,542.60 : x
  2. Step 2: Convert to fraction form
    433,200.30/649,788.30 = 196,542.60/x
  3. Step 3: Cross multiply
    433,200.30x = 649,788.30 × 196,542.60
  4. Step 4: Simplify right side
    433,200.30x = 127,711,081,931.58
  5. Step 5: Solve for x
    x = 127,711,081,931.58/433,200.30
  6. Step 6: Final answer
    x = 294,808.39

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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.