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Finding the Fourth Proportional to 629,866.32, 944,515.08 and 180,484.26

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Solution

The fourth proportional to 629,866.32, 944,515.08 and 180,484.26 is: 270,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,866.32 : 944,515.08 = 180,484.26 : x
  2. Step 2: Convert to fraction form
    629,866.32/944,515.08 = 180,484.26/x
  3. Step 3: Cross multiply
    629,866.32x = 944,515.08 × 180,484.26
  4. Step 4: Simplify right side
    629,866.32x = 170,470,105,272.64
  5. Step 5: Solve for x
    x = 170,470,105,272.64/629,866.32
  6. Step 6: Final answer
    x = 270,644.90

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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.