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Finding the Fourth Proportional to 545,094.54, 817,674.60 and 229,576.02

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Solution

The fourth proportional to 545,094.54, 817,674.60 and 229,576.02 is: 344,377.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,094.54 : 817,674.60 = 229,576.02 : x
  2. Step 2: Convert to fraction form
    545,094.54/817,674.60 = 229,576.02/x
  3. Step 3: Cross multiply
    545,094.54x = 817,674.60 × 229,576.02
  4. Step 4: Simplify right side
    545,094.54x = 187,718,480,323.09
  5. Step 5: Solve for x
    x = 187,718,480,323.09/545,094.54
  6. Step 6: Final answer
    x = 344,377.84

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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.