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Finding the Fourth Proportional to 2,355,318, 3,533,035.32 and 859,410

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Solution

The fourth proportional to 2,355,318, 3,533,035.32 and 859,410 is: 1,289,136.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355,318 : 3,533,035.32 = 859,410 : x
  2. Step 2: Convert to fraction form
    2,355,318/3,533,035.32 = 859,410/x
  3. Step 3: Cross multiply
    2,355,318x = 3,533,035.32 × 859,410
  4. Step 4: Simplify right side
    2,355,318x = 3,036,325,884,361.20
  5. Step 5: Solve for x
    x = 3,036,325,884,361.20/2,355,318
  6. Step 6: Final answer
    x = 1,289,136.28

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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.