Home / 879,593.40-1,213,969.14-557,333.48

Finding the Fourth Proportional to 879,593.40, 1,213,969.14 and 557,333.48

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Solution

The fourth proportional to 879,593.40, 1,213,969.14 and 557,333.48 is: 769,202.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,593.40 : 1,213,969.14 = 557,333.48 : x
  2. Step 2: Convert to fraction form
    879,593.40/1,213,969.14 = 557,333.48/x
  3. Step 3: Cross multiply
    879,593.40x = 1,213,969.14 × 557,333.48
  4. Step 4: Simplify right side
    879,593.40x = 676,585,648,443.73
  5. Step 5: Solve for x
    x = 676,585,648,443.73/879,593.40
  6. Step 6: Final answer
    x = 769,202.73

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1.5x scale

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.