Home / 702,940.20-1,054,410.30-668,533.80

Finding the Fourth Proportional to 702,940.20, 1,054,410.30 and 668,533.80

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Solution

The fourth proportional to 702,940.20, 1,054,410.30 and 668,533.80 is: 1,002,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,940.20 : 1,054,410.30 = 668,533.80 : x
  2. Step 2: Convert to fraction form
    702,940.20/1,054,410.30 = 668,533.80/x
  3. Step 3: Cross multiply
    702,940.20x = 1,054,410.30 × 668,533.80
  4. Step 4: Simplify right side
    702,940.20x = 704,908,924,618.14
  5. Step 5: Solve for x
    x = 704,908,924,618.14/702,940.20
  6. Step 6: Final answer
    x = 1,002,800.70

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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.