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Finding the Fourth Proportional to 630,204.52, 945,030.30 and 230,741.80

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Solution

The fourth proportional to 630,204.52, 945,030.30 and 230,741.80 is: 346,011.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,204.52 : 945,030.30 = 230,741.80 : x
  2. Step 2: Convert to fraction form
    630,204.52/945,030.30 = 230,741.80/x
  3. Step 3: Cross multiply
    630,204.52x = 945,030.30 × 230,741.80
  4. Step 4: Simplify right side
    630,204.52x = 218,057,992,476.54
  5. Step 5: Solve for x
    x = 218,057,992,476.54/630,204.52
  6. Step 6: Final answer
    x = 346,011.47

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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.