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Finding the Fourth Proportional to 541,005.27, 746,609.28 and 299,283.69

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Solution

The fourth proportional to 541,005.27, 746,609.28 and 299,283.69 is: 413,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,005.27 : 746,609.28 = 299,283.69 : x
  2. Step 2: Convert to fraction form
    541,005.27/746,609.28 = 299,283.69/x
  3. Step 3: Cross multiply
    541,005.27x = 746,609.28 × 299,283.69
  4. Step 4: Simplify right side
    541,005.27x = 223,447,980,306.64
  5. Step 5: Solve for x
    x = 223,447,980,306.64/541,005.27
  6. Step 6: Final answer
    x = 413,023.67

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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.