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Finding the Fourth Proportional to 454,952.70, 682,429.05 and 446,095.35

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Solution

The fourth proportional to 454,952.70, 682,429.05 and 446,095.35 is: 669,143.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,952.70 : 682,429.05 = 446,095.35 : x
  2. Step 2: Convert to fraction form
    454,952.70/682,429.05 = 446,095.35/x
  3. Step 3: Cross multiply
    454,952.70x = 682,429.05 × 446,095.35
  4. Step 4: Simplify right side
    454,952.70x = 304,428,425,909.92
  5. Step 5: Solve for x
    x = 304,428,425,909.92/454,952.70
  6. Step 6: Final answer
    x = 669,143.03

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Similar ratio
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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.