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Finding the Fourth Proportional to 867,444, 1,197,811.44 and 545,692.56

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Solution

The fourth proportional to 867,444, 1,197,811.44 and 545,692.56 is: 753,520.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,444 : 1,197,811.44 = 545,692.56 : x
  2. Step 2: Convert to fraction form
    867,444/1,197,811.44 = 545,692.56/x
  3. Step 3: Cross multiply
    867,444x = 1,197,811.44 × 545,692.56
  4. Step 4: Simplify right side
    867,444x = 653,636,791,090.89
  5. Step 5: Solve for x
    x = 653,636,791,090.89/867,444
  6. Step 6: Final answer
    x = 753,520.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.