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Finding the Fourth Proportional to 369,999.60, 510,599.45 and 200,233.73

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Solution

The fourth proportional to 369,999.60, 510,599.45 and 200,233.73 is: 276,322.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,999.60 : 510,599.45 = 200,233.73 : x
  2. Step 2: Convert to fraction form
    369,999.60/510,599.45 = 200,233.73/x
  3. Step 3: Cross multiply
    369,999.60x = 510,599.45 × 200,233.73
  4. Step 4: Simplify right side
    369,999.60x = 102,239,232,409.45
  5. Step 5: Solve for x
    x = 102,239,232,409.45/369,999.60
  6. Step 6: Final answer
    x = 276,322.55

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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.