Home / 993,593.02-1,371,154.43-557,949.75

Finding the Fourth Proportional to 993,593.02, 1,371,154.43 and 557,949.75

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Solution

The fourth proportional to 993,593.02, 1,371,154.43 and 557,949.75 is: 769,968.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,593.02 : 1,371,154.43 = 557,949.75 : x
  2. Step 2: Convert to fraction form
    993,593.02/1,371,154.43 = 557,949.75/x
  3. Step 3: Cross multiply
    993,593.02x = 1,371,154.43 × 557,949.75
  4. Step 4: Simplify right side
    993,593.02x = 765,035,271,429.89
  5. Step 5: Solve for x
    x = 765,035,271,429.89/993,593.02
  6. Step 6: Final answer
    x = 769,968.44

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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.