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Finding the Fourth Proportional to 534,951.84, 738,228.96 and 293,247.84

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Solution

The fourth proportional to 534,951.84, 738,228.96 and 293,247.84 is: 404,679.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,951.84 : 738,228.96 = 293,247.84 : x
  2. Step 2: Convert to fraction form
    534,951.84/738,228.96 = 293,247.84/x
  3. Step 3: Cross multiply
    534,951.84x = 738,228.96 × 293,247.84
  4. Step 4: Simplify right side
    534,951.84x = 216,484,047,945.45
  5. Step 5: Solve for x
    x = 216,484,047,945.45/534,951.84
  6. Step 6: Final answer
    x = 404,679.51

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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.