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Finding the Fourth Proportional to 339,479.68, 468,482.08 and 186,527.64

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Solution

The fourth proportional to 339,479.68, 468,482.08 and 186,527.64 is: 257,408.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,479.68 : 468,482.08 = 186,527.64 : x
  2. Step 2: Convert to fraction form
    339,479.68/468,482.08 = 186,527.64/x
  3. Step 3: Cross multiply
    339,479.68x = 468,482.08 × 186,527.64
  4. Step 4: Simplify right side
    339,479.68x = 87,384,856,764.69
  5. Step 5: Solve for x
    x = 87,384,856,764.69/339,479.68
  6. Step 6: Final answer
    x = 257,408.21

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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.