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Finding the Fourth Proportional to 364,899.75, 503,501.58 and 203,728.92

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Solution

The fourth proportional to 364,899.75, 503,501.58 and 203,728.92 is: 281,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,899.75 : 503,501.58 = 203,728.92 : x
  2. Step 2: Convert to fraction form
    364,899.75/503,501.58 = 203,728.92/x
  3. Step 3: Cross multiply
    364,899.75x = 503,501.58 × 203,728.92
  4. Step 4: Simplify right side
    364,899.75x = 102,577,833,111.69
  5. Step 5: Solve for x
    x = 102,577,833,111.69/364,899.75
  6. Step 6: Final answer
    x = 281,112.37

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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.