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Finding the Fourth Proportional to 266,804.40, 368,283.90 and 164,908.02

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Solution

The fourth proportional to 266,804.40, 368,283.90 and 164,908.02 is: 227,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,804.40 : 368,283.90 = 164,908.02 : x
  2. Step 2: Convert to fraction form
    266,804.40/368,283.90 = 164,908.02/x
  3. Step 3: Cross multiply
    266,804.40x = 368,283.90 × 164,908.02
  4. Step 4: Simplify right side
    266,804.40x = 60,732,968,746.88
  5. Step 5: Solve for x
    x = 60,732,968,746.88/266,804.40
  6. Step 6: Final answer
    x = 227,631.06

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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.