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Finding the Fourth Proportional to 374,773.42, 562,123.68 and 206,238.34

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Solution

The fourth proportional to 374,773.42, 562,123.68 and 206,238.34 is: 309,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,773.42 : 562,123.68 = 206,238.34 : x
  2. Step 2: Convert to fraction form
    374,773.42/562,123.68 = 206,238.34/x
  3. Step 3: Cross multiply
    374,773.42x = 562,123.68 × 206,238.34
  4. Step 4: Simplify right side
    374,773.42x = 115,931,454,637.89
  5. Step 5: Solve for x
    x = 115,931,454,637.89/374,773.42
  6. Step 6: Final answer
    x = 309,337.45

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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.