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Finding the Fourth Proportional to 259,080.76, 357,526.08 and 144,358.96

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Solution

The fourth proportional to 259,080.76, 357,526.08 and 144,358.96 is: 199,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,080.76 : 357,526.08 = 144,358.96 : x
  2. Step 2: Convert to fraction form
    259,080.76/357,526.08 = 144,358.96/x
  3. Step 3: Cross multiply
    259,080.76x = 357,526.08 × 144,358.96
  4. Step 4: Simplify right side
    259,080.76x = 51,612,093,081.68
  5. Step 5: Solve for x
    x = 51,612,093,081.68/259,080.76
  6. Step 6: Final answer
    x = 199,212.37

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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.