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Finding the Fourth Proportional to 544,692.77, 817,039.23 and 145,335.03

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Solution

The fourth proportional to 544,692.77, 817,039.23 and 145,335.03 is: 218,002.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,692.77 : 817,039.23 = 145,335.03 : x
  2. Step 2: Convert to fraction form
    544,692.77/817,039.23 = 145,335.03/x
  3. Step 3: Cross multiply
    544,692.77x = 817,039.23 × 145,335.03
  4. Step 4: Simplify right side
    544,692.77x = 118,744,417,394.32
  5. Step 5: Solve for x
    x = 118,744,417,394.32/544,692.77
  6. Step 6: Final answer
    x = 218,002.56

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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.