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Finding the Fourth Proportional to 454,099.34, 626,546.73 and 299,034.62

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Solution

The fourth proportional to 454,099.34, 626,546.73 and 299,034.62 is: 412,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,099.34 : 626,546.73 = 299,034.62 : x
  2. Step 2: Convert to fraction form
    454,099.34/626,546.73 = 299,034.62/x
  3. Step 3: Cross multiply
    454,099.34x = 626,546.73 × 299,034.62
  4. Step 4: Simplify right side
    454,099.34x = 187,359,163,317.79
  5. Step 5: Solve for x
    x = 187,359,163,317.79/454,099.34
  6. Step 6: Final answer
    x = 412,595.10

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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.