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Finding the Fourth Proportional to 236,259.72, 325,987.74 and 140,797.98

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Solution

The fourth proportional to 236,259.72, 325,987.74 and 140,797.98 is: 194,271.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,259.72 : 325,987.74 = 140,797.98 : x
  2. Step 2: Convert to fraction form
    236,259.72/325,987.74 = 140,797.98/x
  3. Step 3: Cross multiply
    236,259.72x = 325,987.74 × 140,797.98
  4. Step 4: Simplify right side
    236,259.72x = 45,898,415,296.77
  5. Step 5: Solve for x
    x = 45,898,415,296.77/236,259.72
  6. Step 6: Final answer
    x = 194,271.01

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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.