Home / 809,498.87-1,117,086.20-446,916.14

Finding the Fourth Proportional to 809,498.87, 1,117,086.20 and 446,916.14

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Solution

The fourth proportional to 809,498.87, 1,117,086.20 and 446,916.14 is: 616,732.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,498.87 : 1,117,086.20 = 446,916.14 : x
  2. Step 2: Convert to fraction form
    809,498.87/1,117,086.20 = 446,916.14/x
  3. Step 3: Cross multiply
    809,498.87x = 1,117,086.20 × 446,916.14
  4. Step 4: Simplify right side
    809,498.87x = 499,243,853,110.17
  5. Step 5: Solve for x
    x = 499,243,853,110.17/809,498.87
  6. Step 6: Final answer
    x = 616,732.00

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1.5x scale

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.