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Finding the Fourth Proportional to 364,478.41, 502,980.42 and 203,333.46

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Solution

The fourth proportional to 364,478.41, 502,980.42 and 203,333.46 is: 280,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,478.41 : 502,980.42 = 203,333.46 : x
  2. Step 2: Convert to fraction form
    364,478.41/502,980.42 = 203,333.46/x
  3. Step 3: Cross multiply
    364,478.41x = 502,980.42 × 203,333.46
  4. Step 4: Simplify right side
    364,478.41x = 102,272,749,110.85
  5. Step 5: Solve for x
    x = 102,272,749,110.85/364,478.41
  6. Step 6: Final answer
    x = 280,600.29

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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.