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Finding the Fourth Proportional to 477,763.84, 659,317.20 and 262,897.84

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Solution

The fourth proportional to 477,763.84, 659,317.20 and 262,897.84 is: 362,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,763.84 : 659,317.20 = 262,897.84 : x
  2. Step 2: Convert to fraction form
    477,763.84/659,317.20 = 262,897.84/x
  3. Step 3: Cross multiply
    477,763.84x = 659,317.20 × 262,897.84
  4. Step 4: Simplify right side
    477,763.84x = 173,333,067,754.85
  5. Step 5: Solve for x
    x = 173,333,067,754.85/477,763.84
  6. Step 6: Final answer
    x = 362,800.73

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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.