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Finding the Fourth Proportional to 483,008.44, 723,570.18 and 316,291

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Solution

The fourth proportional to 483,008.44, 723,570.18 and 316,291 is: 473,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,008.44 : 723,570.18 = 316,291 : x
  2. Step 2: Convert to fraction form
    483,008.44/723,570.18 = 316,291/x
  3. Step 3: Cross multiply
    483,008.44x = 723,570.18 × 316,291
  4. Step 4: Simplify right side
    483,008.44x = 228,858,735,802.38
  5. Step 5: Solve for x
    x = 228,858,735,802.38/483,008.44
  6. Step 6: Final answer
    x = 473,819.33

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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.