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Finding the Fourth Proportional to 336,994,705.30, 505,492,057.95 and 336,994,705.30

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Solution

The fourth proportional to 336,994,705.30, 505,492,057.95 and 336,994,705.30 is: 505,492,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,994,705.30 : 505,492,057.95 = 336,994,705.30 : x
  2. Step 2: Convert to fraction form
    336,994,705.30/505,492,057.95 = 336,994,705.30/x
  3. Step 3: Cross multiply
    336,994,705.30x = 505,492,057.95 × 336,994,705.30
  4. Step 4: Simplify right side
    336,994,705.30x = 170,348,147,100,350,784
  5. Step 5: Solve for x
    x = 170,348,147,100,350,784/336,994,705.30
  6. Step 6: Final answer
    x = 505,492,057.95

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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.