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Finding the Fourth Proportional to 584,447.04, 806,529.06 and 326,328

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Solution

The fourth proportional to 584,447.04, 806,529.06 and 326,328 is: 450,328.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,447.04 : 806,529.06 = 326,328 : x
  2. Step 2: Convert to fraction form
    584,447.04/806,529.06 = 326,328/x
  3. Step 3: Cross multiply
    584,447.04x = 806,529.06 × 326,328
  4. Step 4: Simplify right side
    584,447.04x = 263,193,015,091.68
  5. Step 5: Solve for x
    x = 263,193,015,091.68/584,447.04
  6. Step 6: Final answer
    x = 450,328.25

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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.