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Finding the Fourth Proportional to 373,569.96, 515,526.02 and 203,804.20

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Solution

The fourth proportional to 373,569.96, 515,526.02 and 203,804.20 is: 281,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,569.96 : 515,526.02 = 203,804.20 : x
  2. Step 2: Convert to fraction form
    373,569.96/515,526.02 = 203,804.20/x
  3. Step 3: Cross multiply
    373,569.96x = 515,526.02 × 203,804.20
  4. Step 4: Simplify right side
    373,569.96x = 105,066,368,085.28
  5. Step 5: Solve for x
    x = 105,066,368,085.28/373,569.96
  6. Step 6: Final answer
    x = 281,249.51

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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.