Home / 744,206.90-1,026,993.81-404,672.18

Finding the Fourth Proportional to 744,206.90, 1,026,993.81 and 404,672.18

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Solution

The fourth proportional to 744,206.90, 1,026,993.81 and 404,672.18 is: 558,441.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,206.90 : 1,026,993.81 = 404,672.18 : x
  2. Step 2: Convert to fraction form
    744,206.90/1,026,993.81 = 404,672.18/x
  3. Step 3: Cross multiply
    744,206.90x = 1,026,993.81 × 404,672.18
  4. Step 4: Simplify right side
    744,206.90x = 415,595,823,939.21
  5. Step 5: Solve for x
    x = 415,595,823,939.21/744,206.90
  6. Step 6: Final answer
    x = 558,441.24

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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.