Home / 744,425.40-1,027,299.36-404,893.56

Finding the Fourth Proportional to 744,425.40, 1,027,299.36 and 404,893.56

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Solution

The fourth proportional to 744,425.40, 1,027,299.36 and 404,893.56 is: 558,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,425.40 : 1,027,299.36 = 404,893.56 : x
  2. Step 2: Convert to fraction form
    744,425.40/1,027,299.36 = 404,893.56/x
  3. Step 3: Cross multiply
    744,425.40x = 1,027,299.36 × 404,893.56
  4. Step 4: Simplify right side
    744,425.40x = 415,946,895,056.12
  5. Step 5: Solve for x
    x = 415,946,895,056.12/744,425.40
  6. Step 6: Final answer
    x = 558,748.93

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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.