Home / 1,008,043.31-1,511,539.99-475,421.33

Finding the Fourth Proportional to 1,008,043.31, 1,511,539.99 and 475,421.33

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Solution

The fourth proportional to 1,008,043.31, 1,511,539.99 and 475,421.33 is: 712,884.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,043.31 : 1,511,539.99 = 475,421.33 : x
  2. Step 2: Convert to fraction form
    1,008,043.31/1,511,539.99 = 475,421.33/x
  3. Step 3: Cross multiply
    1,008,043.31x = 1,511,539.99 × 475,421.33
  4. Step 4: Simplify right side
    1,008,043.31x = 718,618,352,393.99
  5. Step 5: Solve for x
    x = 718,618,352,393.99/1,008,043.31
  6. Step 6: Final answer
    x = 712,884.40

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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.