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Finding the Fourth Proportional to 532,181.23, 734,297.64 and 338,518.42

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Solution

The fourth proportional to 532,181.23, 734,297.64 and 338,518.42 is: 467,083.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,181.23 : 734,297.64 = 338,518.42 : x
  2. Step 2: Convert to fraction form
    532,181.23/734,297.64 = 338,518.42/x
  3. Step 3: Cross multiply
    532,181.23x = 734,297.64 × 338,518.42
  4. Step 4: Simplify right side
    532,181.23x = 248,573,276,902.53
  5. Step 5: Solve for x
    x = 248,573,276,902.53/532,181.23
  6. Step 6: Final answer
    x = 467,083.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.