Home / 948,044.07-1,308,300.84-518,324.22

Finding the Fourth Proportional to 948,044.07, 1,308,300.84 and 518,324.22

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Solution

The fourth proportional to 948,044.07, 1,308,300.84 and 518,324.22 is: 715,287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,044.07 : 1,308,300.84 = 518,324.22 : x
  2. Step 2: Convert to fraction form
    948,044.07/1,308,300.84 = 518,324.22/x
  3. Step 3: Cross multiply
    948,044.07x = 1,308,300.84 × 518,324.22
  4. Step 4: Simplify right side
    948,044.07x = 678,124,012,418.35
  5. Step 5: Solve for x
    x = 678,124,012,418.35/948,044.07
  6. Step 6: Final answer
    x = 715,287.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.