Home / 744,131.16-1,026,914.40-404,601.84

Finding the Fourth Proportional to 744,131.16, 1,026,914.40 and 404,601.84

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Solution

The fourth proportional to 744,131.16, 1,026,914.40 and 404,601.84 is: 558,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,131.16 : 1,026,914.40 = 404,601.84 : x
  2. Step 2: Convert to fraction form
    744,131.16/1,026,914.40 = 404,601.84/x
  3. Step 3: Cross multiply
    744,131.16x = 1,026,914.40 × 404,601.84
  4. Step 4: Simplify right side
    744,131.16x = 415,491,455,762.50
  5. Step 5: Solve for x
    x = 415,491,455,762.50/744,131.16
  6. Step 6: Final answer
    x = 558,357.82

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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.