Home / 1,097,299.20-1,645,660.80-465,888

Finding the Fourth Proportional to 1,097,299.20, 1,645,660.80 and 465,888

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Solution

The fourth proportional to 1,097,299.20, 1,645,660.80 and 465,888 is: 698,709.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,299.20 : 1,645,660.80 = 465,888 : x
  2. Step 2: Convert to fraction form
    1,097,299.20/1,645,660.80 = 465,888/x
  3. Step 3: Cross multiply
    1,097,299.20x = 1,645,660.80 × 465,888
  4. Step 4: Simplify right side
    1,097,299.20x = 766,693,618,790.40
  5. Step 5: Solve for x
    x = 766,693,618,790.40/1,097,299.20
  6. Step 6: Final answer
    x = 698,709.72

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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.