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Finding the Fourth Proportional to 1,108,553.03, 1,529,805.42 and 599,255.41

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Solution

The fourth proportional to 1,108,553.03, 1,529,805.42 and 599,255.41 is: 826,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,553.03 : 1,529,805.42 = 599,255.41 : x
  2. Step 2: Convert to fraction form
    1,108,553.03/1,529,805.42 = 599,255.41/x
  3. Step 3: Cross multiply
    1,108,553.03x = 1,529,805.42 × 599,255.41
  4. Step 4: Simplify right side
    1,108,553.03x = 916,744,163,537.02
  5. Step 5: Solve for x
    x = 916,744,163,537.02/1,108,553.03
  6. Step 6: Final answer
    x = 826,973.67

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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.