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Finding the Fourth Proportional to 259,325.06, 357,872.43 and 144,600.32

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Solution

The fourth proportional to 259,325.06, 357,872.43 and 144,600.32 is: 199,550.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,325.06 : 357,872.43 = 144,600.32 : x
  2. Step 2: Convert to fraction form
    259,325.06/357,872.43 = 144,600.32/x
  3. Step 3: Cross multiply
    259,325.06x = 357,872.43 × 144,600.32
  4. Step 4: Simplify right side
    259,325.06x = 51,748,467,897.18
  5. Step 5: Solve for x
    x = 51,748,467,897.18/259,325.06
  6. Step 6: Final answer
    x = 199,550.59

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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.