Home / 806,869.79-1,113,488.57-444,327.36

Finding the Fourth Proportional to 806,869.79, 1,113,488.57 and 444,327.36

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Solution

The fourth proportional to 806,869.79, 1,113,488.57 and 444,327.36 is: 613,176.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,869.79 : 1,113,488.57 = 444,327.36 : x
  2. Step 2: Convert to fraction form
    806,869.79/1,113,488.57 = 444,327.36/x
  3. Step 3: Cross multiply
    806,869.79x = 1,113,488.57 × 444,327.36
  4. Step 4: Simplify right side
    806,869.79x = 494,753,433,633.51
  5. Step 5: Solve for x
    x = 494,753,433,633.51/806,869.79
  6. Step 6: Final answer
    x = 613,176.30

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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.