Home / 993,616.07-1,371,186.27-557,972.96

Finding the Fourth Proportional to 993,616.07, 1,371,186.27 and 557,972.96

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Solution

The fourth proportional to 993,616.07, 1,371,186.27 and 557,972.96 is: 770,000.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,616.07 : 1,371,186.27 = 557,972.96 : x
  2. Step 2: Convert to fraction form
    993,616.07/1,371,186.27 = 557,972.96/x
  3. Step 3: Cross multiply
    993,616.07x = 1,371,186.27 × 557,972.96
  4. Step 4: Simplify right side
    993,616.07x = 765,084,854,927.33
  5. Step 5: Solve for x
    x = 765,084,854,927.33/993,616.07
  6. Step 6: Final answer
    x = 770,000.49

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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.