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Finding the Fourth Proportional to 452,806.20, 677,459.70 and 295,342.20

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Solution

The fourth proportional to 452,806.20, 677,459.70 and 295,342.20 is: 441,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,806.20 : 677,459.70 = 295,342.20 : x
  2. Step 2: Convert to fraction form
    452,806.20/677,459.70 = 295,342.20/x
  3. Step 3: Cross multiply
    452,806.20x = 677,459.70 × 295,342.20
  4. Step 4: Simplify right side
    452,806.20x = 200,082,438,209.34
  5. Step 5: Solve for x
    x = 200,082,438,209.34/452,806.20
  6. Step 6: Final answer
    x = 441,872.13

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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.