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Finding the Fourth Proportional to 299,191.42, 448,532.04 and 130,585.69

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Solution

The fourth proportional to 299,191.42, 448,532.04 and 130,585.69 is: 195,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,191.42 : 448,532.04 = 130,585.69 : x
  2. Step 2: Convert to fraction form
    299,191.42/448,532.04 = 130,585.69/x
  3. Step 3: Cross multiply
    299,191.42x = 448,532.04 × 130,585.69
  4. Step 4: Simplify right side
    299,191.42x = 58,571,865,930.51
  5. Step 5: Solve for x
    x = 58,571,865,930.51/299,191.42
  6. Step 6: Final answer
    x = 195,767.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.