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Finding the Fourth Proportional to 374,729.83, 562,102.04 and 137,950.63

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Solution

The fourth proportional to 374,729.83, 562,102.04 and 137,950.63 is: 206,928.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,729.83 : 562,102.04 = 137,950.63 : x
  2. Step 2: Convert to fraction form
    374,729.83/562,102.04 = 137,950.63/x
  3. Step 3: Cross multiply
    374,729.83x = 562,102.04 × 137,950.63
  4. Step 4: Simplify right side
    374,729.83x = 77,542,330,542.29
  5. Step 5: Solve for x
    x = 77,542,330,542.29/374,729.83
  6. Step 6: Final answer
    x = 206,928.63

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1.5x scale

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.