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Finding the Fourth Proportional to 675,560.64, 932,402.16 and 482,491.20

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Solution

The fourth proportional to 675,560.64, 932,402.16 and 482,491.20 is: 665,929.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,560.64 : 932,402.16 = 482,491.20 : x
  2. Step 2: Convert to fraction form
    675,560.64/932,402.16 = 482,491.20/x
  3. Step 3: Cross multiply
    675,560.64x = 932,402.16 × 482,491.20
  4. Step 4: Simplify right side
    675,560.64x = 449,875,837,060.99
  5. Step 5: Solve for x
    x = 449,875,837,060.99/675,560.64
  6. Step 6: Final answer
    x = 665,929.62

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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.