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Finding the Fourth Proportional to 706,653.59, 975,093.39 and 477,709.04

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Solution

The fourth proportional to 706,653.59, 975,093.39 and 477,709.04 is: 659,178.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,653.59 : 975,093.39 = 477,709.04 : x
  2. Step 2: Convert to fraction form
    706,653.59/975,093.39 = 477,709.04/x
  3. Step 3: Cross multiply
    706,653.59x = 975,093.39 × 477,709.04
  4. Step 4: Simplify right side
    706,653.59x = 465,810,929,684.98
  5. Step 5: Solve for x
    x = 465,810,929,684.98/706,653.59
  6. Step 6: Final answer
    x = 659,178.61

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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.