Home / 683,355.83-1,026,087.19-578,122.56

Finding the Fourth Proportional to 683,355.83, 1,026,087.19 and 578,122.56

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Solution

The fourth proportional to 683,355.83, 1,026,087.19 and 578,122.56 is: 868,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,355.83 : 1,026,087.19 = 578,122.56 : x
  2. Step 2: Convert to fraction form
    683,355.83/1,026,087.19 = 578,122.56/x
  3. Step 3: Cross multiply
    683,355.83x = 1,026,087.19 × 578,122.56
  4. Step 4: Simplify right side
    683,355.83x = 593,204,151,986.77
  5. Step 5: Solve for x
    x = 593,204,151,986.77/683,355.83
  6. Step 6: Final answer
    x = 868,075.05

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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.