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Finding the Fourth Proportional to 477,775.98, 659,314.29 and 262,895.94

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Solution

The fourth proportional to 477,775.98, 659,314.29 and 262,895.94 is: 362,787.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,775.98 : 659,314.29 = 262,895.94 : x
  2. Step 2: Convert to fraction form
    477,775.98/659,314.29 = 262,895.94/x
  3. Step 3: Cross multiply
    477,775.98x = 659,314.29 × 262,895.94
  4. Step 4: Simplify right side
    477,775.98x = 173,331,050,024.98
  5. Step 5: Solve for x
    x = 173,331,050,024.98/477,775.98
  6. Step 6: Final answer
    x = 362,787.28

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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.