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Finding the Fourth Proportional to 539,444.37, 809,094.57 and 160,358.00

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Solution

The fourth proportional to 539,444.37, 809,094.57 and 160,358.00 is: 240,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,444.37 : 809,094.57 = 160,358.00 : x
  2. Step 2: Convert to fraction form
    539,444.37/809,094.57 = 160,358.00/x
  3. Step 3: Cross multiply
    539,444.37x = 809,094.57 × 160,358.00
  4. Step 4: Simplify right side
    539,444.37x = 129,744,783,311.26
  5. Step 5: Solve for x
    x = 129,744,783,311.26/539,444.37
  6. Step 6: Final answer
    x = 240,515.59

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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.