Home / 727,392.38-1,004,261.04-536,072.54

Finding the Fourth Proportional to 727,392.38, 1,004,261.04 and 536,072.54

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Solution

The fourth proportional to 727,392.38, 1,004,261.04 and 536,072.54 is: 740,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,392.38 : 1,004,261.04 = 536,072.54 : x
  2. Step 2: Convert to fraction form
    727,392.38/1,004,261.04 = 536,072.54/x
  3. Step 3: Cross multiply
    727,392.38x = 1,004,261.04 × 536,072.54
  4. Step 4: Simplify right side
    727,392.38x = 538,356,761,514.54
  5. Step 5: Solve for x
    x = 538,356,761,514.54/727,392.38
  6. Step 6: Final answer
    x = 740,118.79

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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.