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Finding the Fourth Proportional to 705,999.74, 974,286.04 and 383,710.60

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Solution

The fourth proportional to 705,999.74, 974,286.04 and 383,710.60 is: 529,524.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,999.74 : 974,286.04 = 383,710.60 : x
  2. Step 2: Convert to fraction form
    705,999.74/974,286.04 = 383,710.60/x
  3. Step 3: Cross multiply
    705,999.74x = 974,286.04 × 383,710.60
  4. Step 4: Simplify right side
    705,999.74x = 373,843,880,980.02
  5. Step 5: Solve for x
    x = 373,843,880,980.02/705,999.74
  6. Step 6: Final answer
    x = 529,524.11

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