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Finding the Fourth Proportional to 539,089.53, 808,731.12 and 184,020.50

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Solution

The fourth proportional to 539,089.53, 808,731.12 and 184,020.50 is: 276,063.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,089.53 : 808,731.12 = 184,020.50 : x
  2. Step 2: Convert to fraction form
    539,089.53/808,731.12 = 184,020.50/x
  3. Step 3: Cross multiply
    539,089.53x = 808,731.12 × 184,020.50
  4. Step 4: Simplify right side
    539,089.53x = 148,823,101,024.30
  5. Step 5: Solve for x
    x = 148,823,101,024.30/539,089.53
  6. Step 6: Final answer
    x = 276,063.79

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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.