Home / 744,370.95-1,027,202.25-404,839.47

Finding the Fourth Proportional to 744,370.95, 1,027,202.25 and 404,839.47

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Solution

The fourth proportional to 744,370.95, 1,027,202.25 and 404,839.47 is: 558,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,370.95 : 1,027,202.25 = 404,839.47 : x
  2. Step 2: Convert to fraction form
    744,370.95/1,027,202.25 = 404,839.47/x
  3. Step 3: Cross multiply
    744,370.95x = 1,027,202.25 × 404,839.47
  4. Step 4: Simplify right side
    744,370.95x = 415,852,014,472.81
  5. Step 5: Solve for x
    x = 415,852,014,472.81/744,370.95
  6. Step 6: Final answer
    x = 558,662.34

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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.