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Finding the Fourth Proportional to 295,596.92, 404,969.29 and 284,526.86

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Solution

The fourth proportional to 295,596.92, 404,969.29 and 284,526.86 is: 389,803.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,596.92 : 404,969.29 = 284,526.86 : x
  2. Step 2: Convert to fraction form
    295,596.92/404,969.29 = 284,526.86/x
  3. Step 3: Cross multiply
    295,596.92x = 404,969.29 × 284,526.86
  4. Step 4: Simplify right side
    295,596.92x = 115,224,637,743.97
  5. Step 5: Solve for x
    x = 115,224,637,743.97/295,596.92
  6. Step 6: Final answer
    x = 389,803.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.