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Finding the Fourth Proportional to 1,014,295, 1,399,770.84 and 561,586

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Solution

The fourth proportional to 1,014,295, 1,399,770.84 and 561,586 is: 775,012.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,295 : 1,399,770.84 = 561,586 : x
  2. Step 2: Convert to fraction form
    1,014,295/1,399,770.84 = 561,586/x
  3. Step 3: Cross multiply
    1,014,295x = 1,399,770.84 × 561,586
  4. Step 4: Simplify right side
    1,014,295x = 786,091,706,952.24
  5. Step 5: Solve for x
    x = 786,091,706,952.24/1,014,295
  6. Step 6: Final answer
    x = 775,012.90

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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.