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Finding the Fourth Proportional to 582,729.60, 804,166.08 and 328,162.80

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Solution

The fourth proportional to 582,729.60, 804,166.08 and 328,162.80 is: 452,864.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,729.60 : 804,166.08 = 328,162.80 : x
  2. Step 2: Convert to fraction form
    582,729.60/804,166.08 = 328,162.80/x
  3. Step 3: Cross multiply
    582,729.60x = 804,166.08 × 328,162.80
  4. Step 4: Simplify right side
    582,729.60x = 263,897,392,477.82
  5. Step 5: Solve for x
    x = 263,897,392,477.82/582,729.60
  6. Step 6: Final answer
    x = 452,864.23

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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.