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Finding the Fourth Proportional to 364,483.60, 502,540.50 and 299,726.53

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Solution

The fourth proportional to 364,483.60, 502,540.50 and 299,726.53 is: 413,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,483.60 : 502,540.50 = 299,726.53 : x
  2. Step 2: Convert to fraction form
    364,483.60/502,540.50 = 299,726.53/x
  3. Step 3: Cross multiply
    364,483.60x = 502,540.50 × 299,726.53
  4. Step 4: Simplify right side
    364,483.60x = 150,624,720,249.47
  5. Step 5: Solve for x
    x = 150,624,720,249.47/364,483.60
  6. Step 6: Final answer
    x = 413,255.14

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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.