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Finding the Fourth Proportional to 544,881.42, 817,393.54 and 180,021.81

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Solution

The fourth proportional to 544,881.42, 817,393.54 and 180,021.81 is: 270,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,881.42 : 817,393.54 = 180,021.81 : x
  2. Step 2: Convert to fraction form
    544,881.42/817,393.54 = 180,021.81/x
  3. Step 3: Cross multiply
    544,881.42x = 817,393.54 × 180,021.81
  4. Step 4: Simplify right side
    544,881.42x = 147,148,659,566.03
  5. Step 5: Solve for x
    x = 147,148,659,566.03/544,881.42
  6. Step 6: Final answer
    x = 270,056.30

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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.