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Finding the Fourth Proportional to 582,909.60, 804,435.12 and 341,214.72

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Solution

The fourth proportional to 582,909.60, 804,435.12 and 341,214.72 is: 470,887.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,909.60 : 804,435.12 = 341,214.72 : x
  2. Step 2: Convert to fraction form
    582,909.60/804,435.12 = 341,214.72/x
  3. Step 3: Cross multiply
    582,909.60x = 804,435.12 × 341,214.72
  4. Step 4: Simplify right side
    582,909.60x = 274,485,104,228.97
  5. Step 5: Solve for x
    x = 274,485,104,228.97/582,909.60
  6. Step 6: Final answer
    x = 470,887.95

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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.