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Finding the Fourth Proportional to 1,095,769, 1,643,654.04 and 347,815

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Solution

The fourth proportional to 1,095,769, 1,643,654.04 and 347,815 is: 521,722.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,769 : 1,643,654.04 = 347,815 : x
  2. Step 2: Convert to fraction form
    1,095,769/1,643,654.04 = 347,815/x
  3. Step 3: Cross multiply
    1,095,769x = 1,643,654.04 × 347,815
  4. Step 4: Simplify right side
    1,095,769x = 571,687,529,922.60
  5. Step 5: Solve for x
    x = 571,687,529,922.60/1,095,769
  6. Step 6: Final answer
    x = 521,722.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.