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Finding the Fourth Proportional to 1,844,762.69, 2,545,662.87 and 1,070,333.54

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Solution

The fourth proportional to 1,844,762.69, 2,545,662.87 and 1,070,333.54 is: 1,476,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,762.69 : 2,545,662.87 = 1,070,333.54 : x
  2. Step 2: Convert to fraction form
    1,844,762.69/2,545,662.87 = 1,070,333.54/x
  3. Step 3: Cross multiply
    1,844,762.69x = 2,545,662.87 × 1,070,333.54
  4. Step 4: Simplify right side
    1,844,762.69x = 2,724,708,338,565.35
  5. Step 5: Solve for x
    x = 2,724,708,338,565.35/1,844,762.69
  6. Step 6: Final answer
    x = 1,476,996.67

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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.