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Finding the Fourth Proportional to 375,101.28, 562,379.76 and 175,309.92

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Solution

The fourth proportional to 375,101.28, 562,379.76 and 175,309.92 is: 262,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,101.28 : 562,379.76 = 175,309.92 : x
  2. Step 2: Convert to fraction form
    375,101.28/562,379.76 = 175,309.92/x
  3. Step 3: Cross multiply
    375,101.28x = 562,379.76 × 175,309.92
  4. Step 4: Simplify right side
    375,101.28x = 98,590,750,735.22
  5. Step 5: Solve for x
    x = 98,590,750,735.22/375,101.28
  6. Step 6: Final answer
    x = 262,837.68

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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.