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Finding the Fourth Proportional to 477,562.48, 659,037.74 and 262,718.88

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Solution

The fourth proportional to 477,562.48, 659,037.74 and 262,718.88 is: 362,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,562.48 : 659,037.74 = 262,718.88 : x
  2. Step 2: Convert to fraction form
    477,562.48/659,037.74 = 262,718.88/x
  3. Step 3: Cross multiply
    477,562.48x = 659,037.74 × 262,718.88
  4. Step 4: Simplify right side
    477,562.48x = 173,141,656,930.53
  5. Step 5: Solve for x
    x = 173,141,656,930.53/477,562.48
  6. Step 6: Final answer
    x = 362,552.89

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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.