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Finding the Fourth Proportional to 562,557.11, 843,923.34 and 188,492.63

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Solution

The fourth proportional to 562,557.11, 843,923.34 and 188,492.63 is: 282,768.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,557.11 : 843,923.34 = 188,492.63 : x
  2. Step 2: Convert to fraction form
    562,557.11/843,923.34 = 188,492.63/x
  3. Step 3: Cross multiply
    562,557.11x = 843,923.34 × 188,492.63
  4. Step 4: Simplify right side
    562,557.11x = 159,073,325,655.37
  5. Step 5: Solve for x
    x = 159,073,325,655.37/562,557.11
  6. Step 6: Final answer
    x = 282,768.32

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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.