Home / 994,904.88-1,372,928.68-542,186.16

Finding the Fourth Proportional to 994,904.88, 1,372,928.68 and 542,186.16

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Solution

The fourth proportional to 994,904.88, 1,372,928.68 and 542,186.16 is: 748,195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,904.88 : 1,372,928.68 = 542,186.16 : x
  2. Step 2: Convert to fraction form
    994,904.88/1,372,928.68 = 542,186.16/x
  3. Step 3: Cross multiply
    994,904.88x = 1,372,928.68 × 542,186.16
  4. Step 4: Simplify right side
    994,904.88x = 744,382,928,963.07
  5. Step 5: Solve for x
    x = 744,382,928,963.07/994,904.88
  6. Step 6: Final answer
    x = 748,195.07

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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.