Home / 806,001.64-1,112,282.24-443,417.72

Finding the Fourth Proportional to 806,001.64, 1,112,282.24 and 443,417.72

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Solution

The fourth proportional to 806,001.64, 1,112,282.24 and 443,417.72 is: 611,916.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,001.64 : 1,112,282.24 = 443,417.72 : x
  2. Step 2: Convert to fraction form
    806,001.64/1,112,282.24 = 443,417.72/x
  3. Step 3: Cross multiply
    806,001.64x = 1,112,282.24 × 443,417.72
  4. Step 4: Simplify right side
    806,001.64x = 493,205,650,404.43
  5. Step 5: Solve for x
    x = 493,205,650,404.43/806,001.64
  6. Step 6: Final answer
    x = 611,916.44

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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.