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Finding the Fourth Proportional to 544,329, 751,199.62 and 302,615.56

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Solution

The fourth proportional to 544,329, 751,199.62 and 302,615.56 is: 417,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,329 : 751,199.62 = 302,615.56 : x
  2. Step 2: Convert to fraction form
    544,329/751,199.62 = 302,615.56/x
  3. Step 3: Cross multiply
    544,329x = 751,199.62 × 302,615.56
  4. Step 4: Simplify right side
    544,329x = 227,324,693,678.09
  5. Step 5: Solve for x
    x = 227,324,693,678.09/544,329
  6. Step 6: Final answer
    x = 417,623.70

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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.