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Finding the Fourth Proportional to 259,173.08, 357,660.52 and 144,459.01

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Solution

The fourth proportional to 259,173.08, 357,660.52 and 144,459.01 is: 199,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,173.08 : 357,660.52 = 144,459.01 : x
  2. Step 2: Convert to fraction form
    259,173.08/357,660.52 = 144,459.01/x
  3. Step 3: Cross multiply
    259,173.08x = 357,660.52 × 144,459.01
  4. Step 4: Simplify right side
    259,173.08x = 51,667,284,274.14
  5. Step 5: Solve for x
    x = 51,667,284,274.14/259,173.08
  6. Step 6: Final answer
    x = 199,354.36

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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.