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Finding the Fourth Proportional to 531,005.36, 796,212.77 and 175,825.63

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Solution

The fourth proportional to 531,005.36, 796,212.77 and 175,825.63 is: 263,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,005.36 : 796,212.77 = 175,825.63 : x
  2. Step 2: Convert to fraction form
    531,005.36/796,212.77 = 175,825.63/x
  3. Step 3: Cross multiply
    531,005.36x = 796,212.77 × 175,825.63
  4. Step 4: Simplify right side
    531,005.36x = 139,994,609,029.64
  5. Step 5: Solve for x
    x = 139,994,609,029.64/531,005.36
  6. Step 6: Final answer
    x = 263,640.67

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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.