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Finding the Fourth Proportional to 737,908.58, 1,016,169.80 and 641,068.22

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Solution

The fourth proportional to 737,908.58, 1,016,169.80 and 641,068.22 is: 882,811.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,908.58 : 1,016,169.80 = 641,068.22 : x
  2. Step 2: Convert to fraction form
    737,908.58/1,016,169.80 = 641,068.22/x
  3. Step 3: Cross multiply
    737,908.58x = 1,016,169.80 × 641,068.22
  4. Step 4: Simplify right side
    737,908.58x = 651,434,164,903.76
  5. Step 5: Solve for x
    x = 651,434,164,903.76/737,908.58
  6. Step 6: Final answer
    x = 882,811.48

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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.