Home / 744,824.25-1,027,857.47-405,294.93

Finding the Fourth Proportional to 744,824.25, 1,027,857.47 and 405,294.93

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Solution

The fourth proportional to 744,824.25, 1,027,857.47 and 405,294.93 is: 559,307.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,824.25 : 1,027,857.47 = 405,294.93 : x
  2. Step 2: Convert to fraction form
    744,824.25/1,027,857.47 = 405,294.93/x
  3. Step 3: Cross multiply
    744,824.25x = 1,027,857.47 × 405,294.93
  4. Step 4: Simplify right side
    744,824.25x = 416,585,419,327.15
  5. Step 5: Solve for x
    x = 416,585,419,327.15/744,824.25
  6. Step 6: Final answer
    x = 559,307.00

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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.