Home / 542,026.35-747,986.67-300,304.08

Finding the Fourth Proportional to 542,026.35, 747,986.67 and 300,304.08

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Solution

The fourth proportional to 542,026.35, 747,986.67 and 300,304.08 is: 414,414.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,026.35 : 747,986.67 = 300,304.08 : x
  2. Step 2: Convert to fraction form
    542,026.35/747,986.67 = 300,304.08/x
  3. Step 3: Cross multiply
    542,026.35x = 747,986.67 × 300,304.08
  4. Step 4: Simplify right side
    542,026.35x = 224,623,448,786.61
  5. Step 5: Solve for x
    x = 224,623,448,786.61/542,026.35
  6. Step 6: Final answer
    x = 414,414.26

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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.