Home / 1,257,200.73-1,734,937.00-684,245.00

Finding the Fourth Proportional to 1,257,200.73, 1,734,937.00 and 684,245.00

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Solution

The fourth proportional to 1,257,200.73, 1,734,937.00 and 684,245.00 is: 944,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,200.73 : 1,734,937.00 = 684,245.00 : x
  2. Step 2: Convert to fraction form
    1,257,200.73/1,734,937.00 = 684,245.00/x
  3. Step 3: Cross multiply
    1,257,200.73x = 1,734,937.00 × 684,245.00
  4. Step 4: Simplify right side
    1,257,200.73x = 1,187,121,970,191.73
  5. Step 5: Solve for x
    x = 1,187,121,970,191.73/1,257,200.73
  6. Step 6: Final answer
    x = 944,258.10

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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.