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Finding the Fourth Proportional to 599,497.92, 826,945.20 and 395,476.38

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Solution

The fourth proportional to 599,497.92, 826,945.20 and 395,476.38 is: 545,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,497.92 : 826,945.20 = 395,476.38 : x
  2. Step 2: Convert to fraction form
    599,497.92/826,945.20 = 395,476.38/x
  3. Step 3: Cross multiply
    599,497.92x = 826,945.20 × 395,476.38
  4. Step 4: Simplify right side
    599,497.92x = 327,037,294,154.38
  5. Step 5: Solve for x
    x = 327,037,294,154.38/599,497.92
  6. Step 6: Final answer
    x = 545,518.65

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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.