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Finding the Fourth Proportional to 596,954.34, 823,855.11 and 445,788.90

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Solution

The fourth proportional to 596,954.34, 823,855.11 and 445,788.90 is: 615,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,954.34 : 823,855.11 = 445,788.90 : x
  2. Step 2: Convert to fraction form
    596,954.34/823,855.11 = 445,788.90/x
  3. Step 3: Cross multiply
    596,954.34x = 823,855.11 × 445,788.90
  4. Step 4: Simplify right side
    596,954.34x = 367,265,463,246.28
  5. Step 5: Solve for x
    x = 367,265,463,246.28/596,954.34
  6. Step 6: Final answer
    x = 615,232.08

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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.