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Finding the Fourth Proportional to 477,568.69, 659,047.92 and 262,703.23

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Solution

The fourth proportional to 477,568.69, 659,047.92 and 262,703.23 is: 362,532.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,568.69 : 659,047.92 = 262,703.23 : x
  2. Step 2: Convert to fraction form
    477,568.69/659,047.92 = 262,703.23/x
  3. Step 3: Cross multiply
    477,568.69x = 659,047.92 × 262,703.23
  4. Step 4: Simplify right side
    477,568.69x = 173,134,017,308.78
  5. Step 5: Solve for x
    x = 173,134,017,308.78/477,568.69
  6. Step 6: Final answer
    x = 362,532.18

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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.