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Finding the Fourth Proportional to 375,954.51, 564,005.54 and 165,592.38

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Solution

The fourth proportional to 375,954.51, 564,005.54 and 165,592.38 is: 248,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,954.51 : 564,005.54 = 165,592.38 : x
  2. Step 2: Convert to fraction form
    375,954.51/564,005.54 = 165,592.38/x
  3. Step 3: Cross multiply
    375,954.51x = 564,005.54 × 165,592.38
  4. Step 4: Simplify right side
    375,954.51x = 93,395,019,701.79
  5. Step 5: Solve for x
    x = 93,395,019,701.79/375,954.51
  6. Step 6: Final answer
    x = 248,421.06

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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.