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Finding the Fourth Proportional to 544,323.28, 751,191.76 and 302,609.88

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Solution

The fourth proportional to 544,323.28, 751,191.76 and 302,609.88 is: 417,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,323.28 : 751,191.76 = 302,609.88 : x
  2. Step 2: Convert to fraction form
    544,323.28/751,191.76 = 302,609.88/x
  3. Step 3: Cross multiply
    544,323.28x = 751,191.76 × 302,609.88
  4. Step 4: Simplify right side
    544,323.28x = 227,318,048,350.59
  5. Step 5: Solve for x
    x = 227,318,048,350.59/544,323.28
  6. Step 6: Final answer
    x = 417,615.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.