Home / 744,892.16-1,027,947.29-405,362.84

Finding the Fourth Proportional to 744,892.16, 1,027,947.29 and 405,362.84

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Solution

The fourth proportional to 744,892.16, 1,027,947.29 and 405,362.84 is: 559,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,892.16 : 1,027,947.29 = 405,362.84 : x
  2. Step 2: Convert to fraction form
    744,892.16/1,027,947.29 = 405,362.84/x
  3. Step 3: Cross multiply
    744,892.16x = 1,027,947.29 × 405,362.84
  4. Step 4: Simplify right side
    744,892.16x = 416,691,632,844.70
  5. Step 5: Solve for x
    x = 416,691,632,844.70/744,892.16
  6. Step 6: Final answer
    x = 559,398.60

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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.