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Finding the Fourth Proportional to 437,519, 603,776.62 and 236,315

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Solution

The fourth proportional to 437,519, 603,776.62 and 236,315 is: 326,114.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,519 : 603,776.62 = 236,315 : x
  2. Step 2: Convert to fraction form
    437,519/603,776.62 = 236,315/x
  3. Step 3: Cross multiply
    437,519x = 603,776.62 × 236,315
  4. Step 4: Simplify right side
    437,519x = 142,681,471,955.30
  5. Step 5: Solve for x
    x = 142,681,471,955.30/437,519
  6. Step 6: Final answer
    x = 326,114.92

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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.