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Finding the Fourth Proportional to 515,157.27, 710,299.23 and 333,803.02

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Solution

The fourth proportional to 515,157.27, 710,299.23 and 333,803.02 is: 460,247.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,157.27 : 710,299.23 = 333,803.02 : x
  2. Step 2: Convert to fraction form
    515,157.27/710,299.23 = 333,803.02/x
  3. Step 3: Cross multiply
    515,157.27x = 710,299.23 × 333,803.02
  4. Step 4: Simplify right side
    515,157.27x = 237,100,028,077.68
  5. Step 5: Solve for x
    x = 237,100,028,077.68/515,157.27
  6. Step 6: Final answer
    x = 460,247.85

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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.