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Finding the Fourth Proportional to 583,054.68, 804,340.54 and 341,188.89

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Solution

The fourth proportional to 583,054.68, 804,340.54 and 341,188.89 is: 470,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,054.68 : 804,340.54 = 341,188.89 : x
  2. Step 2: Convert to fraction form
    583,054.68/804,340.54 = 341,188.89/x
  3. Step 3: Cross multiply
    583,054.68x = 804,340.54 × 341,188.89
  4. Step 4: Simplify right side
    583,054.68x = 274,432,056,024.60
  5. Step 5: Solve for x
    x = 274,432,056,024.60/583,054.68
  6. Step 6: Final answer
    x = 470,679.79

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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.