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Finding the Fourth Proportional to 535,597.65, 739,100.03 and 293,874.21

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Solution

The fourth proportional to 535,597.65, 739,100.03 and 293,874.21 is: 405,532.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,597.65 : 739,100.03 = 293,874.21 : x
  2. Step 2: Convert to fraction form
    535,597.65/739,100.03 = 293,874.21/x
  3. Step 3: Cross multiply
    535,597.65x = 739,100.03 × 293,874.21
  4. Step 4: Simplify right side
    535,597.65x = 217,202,435,957.86
  5. Step 5: Solve for x
    x = 217,202,435,957.86/535,597.65
  6. Step 6: Final answer
    x = 405,532.84

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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.