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Finding the Fourth Proportional to 592,725.89, 817,954.65 and 320,787.32

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Solution

The fourth proportional to 592,725.89, 817,954.65 and 320,787.32 is: 442,682.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,725.89 : 817,954.65 = 320,787.32 : x
  2. Step 2: Convert to fraction form
    592,725.89/817,954.65 = 320,787.32/x
  3. Step 3: Cross multiply
    592,725.89x = 817,954.65 × 320,787.32
  4. Step 4: Simplify right side
    592,725.89x = 262,389,475,965.27
  5. Step 5: Solve for x
    x = 262,389,475,965.27/592,725.89
  6. Step 6: Final answer
    x = 442,682.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.