Home / 744,053.82-1,026,789.21-404,522.07

Finding the Fourth Proportional to 744,053.82, 1,026,789.21 and 404,522.07

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Solution

The fourth proportional to 744,053.82, 1,026,789.21 and 404,522.07 is: 558,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,053.82 : 1,026,789.21 = 404,522.07 : x
  2. Step 2: Convert to fraction form
    744,053.82/1,026,789.21 = 404,522.07/x
  3. Step 3: Cross multiply
    744,053.82x = 1,026,789.21 × 404,522.07
  4. Step 4: Simplify right side
    744,053.82x = 415,358,896,682.87
  5. Step 5: Solve for x
    x = 415,358,896,682.87/744,053.82
  6. Step 6: Final answer
    x = 558,237.70

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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.