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Finding the Fourth Proportional to 294,808.70, 442,213.05 and 201,496.70

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Solution

The fourth proportional to 294,808.70, 442,213.05 and 201,496.70 is: 302,245.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,808.70 : 442,213.05 = 201,496.70 : x
  2. Step 2: Convert to fraction form
    294,808.70/442,213.05 = 201,496.70/x
  3. Step 3: Cross multiply
    294,808.70x = 442,213.05 × 201,496.70
  4. Step 4: Simplify right side
    294,808.70x = 89,104,470,271.94
  5. Step 5: Solve for x
    x = 89,104,470,271.94/294,808.70
  6. Step 6: Final answer
    x = 302,245.05

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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.