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Finding the Fourth Proportional to 622,133.39, 858,534.54 and 350,200.44

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Solution

The fourth proportional to 622,133.39, 858,534.54 and 350,200.44 is: 483,271.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,133.39 : 858,534.54 = 350,200.44 : x
  2. Step 2: Convert to fraction form
    622,133.39/858,534.54 = 350,200.44/x
  3. Step 3: Cross multiply
    622,133.39x = 858,534.54 × 350,200.44
  4. Step 4: Simplify right side
    622,133.39x = 300,659,173,663.20
  5. Step 5: Solve for x
    x = 300,659,173,663.20/622,133.39
  6. Step 6: Final answer
    x = 483,271.24

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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.