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Finding the Fourth Proportional to 583,692.04, 805,620.26 and 368,695.36

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Solution

The fourth proportional to 583,692.04, 805,620.26 and 368,695.36 is: 508,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,692.04 : 805,620.26 = 368,695.36 : x
  2. Step 2: Convert to fraction form
    583,692.04/805,620.26 = 368,695.36/x
  3. Step 3: Cross multiply
    583,692.04x = 805,620.26 × 368,695.36
  4. Step 4: Simplify right side
    583,692.04x = 297,028,451,783.99
  5. Step 5: Solve for x
    x = 297,028,451,783.99/583,692.04
  6. Step 6: Final answer
    x = 508,878.71

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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.