Home / 727,392.88-1,004,261.74-536,073.04

Finding the Fourth Proportional to 727,392.88, 1,004,261.74 and 536,073.04

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Solution

The fourth proportional to 727,392.88, 1,004,261.74 and 536,073.04 is: 740,119.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,392.88 : 1,004,261.74 = 536,073.04 : x
  2. Step 2: Convert to fraction form
    727,392.88/1,004,261.74 = 536,073.04/x
  3. Step 3: Cross multiply
    727,392.88x = 1,004,261.74 × 536,073.04
  4. Step 4: Simplify right side
    727,392.88x = 538,357,643,917.49
  5. Step 5: Solve for x
    x = 538,357,643,917.49/727,392.88
  6. Step 6: Final answer
    x = 740,119.49

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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.