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Finding the Fourth Proportional to 375,156.47, 562,559.55 and 135,238.77

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Solution

The fourth proportional to 375,156.47, 562,559.55 and 135,238.77 is: 202,795.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,156.47 : 562,559.55 = 135,238.77 : x
  2. Step 2: Convert to fraction form
    375,156.47/562,559.55 = 135,238.77/x
  3. Step 3: Cross multiply
    375,156.47x = 562,559.55 × 135,238.77
  4. Step 4: Simplify right side
    375,156.47x = 76,079,863,338.25
  5. Step 5: Solve for x
    x = 76,079,863,338.25/375,156.47
  6. Step 6: Final answer
    x = 202,795.02

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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.