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Finding the Fourth Proportional to 477,624.55, 659,114.67 and 262,751.80

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Solution

The fourth proportional to 477,624.55, 659,114.67 and 262,751.80 is: 362,593.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,624.55 : 659,114.67 = 262,751.80 : x
  2. Step 2: Convert to fraction form
    477,624.55/659,114.67 = 262,751.80/x
  3. Step 3: Cross multiply
    477,624.55x = 659,114.67 × 262,751.80
  4. Step 4: Simplify right side
    477,624.55x = 173,183,565,948.91
  5. Step 5: Solve for x
    x = 173,183,565,948.91/477,624.55
  6. Step 6: Final answer
    x = 362,593.52

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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.