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Finding the Fourth Proportional to 527,596.15, 790,744.53 and 300,082.54

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Solution

The fourth proportional to 527,596.15, 790,744.53 and 300,082.54 is: 449,754.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,596.15 : 790,744.53 = 300,082.54 : x
  2. Step 2: Convert to fraction form
    527,596.15/790,744.53 = 300,082.54/x
  3. Step 3: Cross multiply
    527,596.15x = 790,744.53 × 300,082.54
  4. Step 4: Simplify right side
    527,596.15x = 237,288,627,053.51
  5. Step 5: Solve for x
    x = 237,288,627,053.51/527,596.15
  6. Step 6: Final answer
    x = 449,754.28

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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.