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Finding the Fourth Proportional to 535,340.03, 738,770.31 and 293,624.59

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Solution

The fourth proportional to 535,340.03, 738,770.31 and 293,624.59 is: 405,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,340.03 : 738,770.31 = 293,624.59 : x
  2. Step 2: Convert to fraction form
    535,340.03/738,770.31 = 293,624.59/x
  3. Step 3: Cross multiply
    535,340.03x = 738,770.31 × 293,624.59
  4. Step 4: Simplify right side
    535,340.03x = 216,921,131,958.91
  5. Step 5: Solve for x
    x = 216,921,131,958.91/535,340.03
  6. Step 6: Final answer
    x = 405,202.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.