Home / 727,533.96-1,004,027.84-405,244.20

Finding the Fourth Proportional to 727,533.96, 1,004,027.84 and 405,244.20

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Solution

The fourth proportional to 727,533.96, 1,004,027.84 and 405,244.20 is: 559,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,533.96 : 1,004,027.84 = 405,244.20 : x
  2. Step 2: Convert to fraction form
    727,533.96/1,004,027.84 = 405,244.20/x
  3. Step 3: Cross multiply
    727,533.96x = 1,004,027.84 × 405,244.20
  4. Step 4: Simplify right side
    727,533.96x = 406,876,458,291.97
  5. Step 5: Solve for x
    x = 406,876,458,291.97/727,533.96
  6. Step 6: Final answer
    x = 559,254.25

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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.