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Finding the Fourth Proportional to 259,901.81, 358,667.49 and 152,473.67

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Solution

The fourth proportional to 259,901.81, 358,667.49 and 152,473.67 is: 210,415.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,901.81 : 358,667.49 = 152,473.67 : x
  2. Step 2: Convert to fraction form
    259,901.81/358,667.49 = 152,473.67/x
  3. Step 3: Cross multiply
    259,901.81x = 358,667.49 × 152,473.67
  4. Step 4: Simplify right side
    259,901.81x = 54,687,346,716.65
  5. Step 5: Solve for x
    x = 54,687,346,716.65/259,901.81
  6. Step 6: Final answer
    x = 210,415.42

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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.