Home / 727,393.88-1,004,263.12-536,074.04

Finding the Fourth Proportional to 727,393.88, 1,004,263.12 and 536,074.04

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Solution

The fourth proportional to 727,393.88, 1,004,263.12 and 536,074.04 is: 740,120.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,393.88 : 1,004,263.12 = 536,074.04 : x
  2. Step 2: Convert to fraction form
    727,393.88/1,004,263.12 = 536,074.04/x
  3. Step 3: Cross multiply
    727,393.88x = 1,004,263.12 × 536,074.04
  4. Step 4: Simplify right side
    727,393.88x = 538,359,387,961.41
  5. Step 5: Solve for x
    x = 538,359,387,961.41/727,393.88
  6. Step 6: Final answer
    x = 740,120.87

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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.