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Finding the Fourth Proportional to 467,536.20, 699,554.70 and 310,072.20

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Solution

The fourth proportional to 467,536.20, 699,554.70 and 310,072.20 is: 463,947.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,536.20 : 699,554.70 = 310,072.20 : x
  2. Step 2: Convert to fraction form
    467,536.20/699,554.70 = 310,072.20/x
  3. Step 3: Cross multiply
    467,536.20x = 699,554.70 × 310,072.20
  4. Step 4: Simplify right side
    467,536.20x = 216,912,464,849.34
  5. Step 5: Solve for x
    x = 216,912,464,849.34/467,536.20
  6. Step 6: Final answer
    x = 463,947.96

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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.