Home / 792,303.52-1,093,280.64-505,991.20

Finding the Fourth Proportional to 792,303.52, 1,093,280.64 and 505,991.20

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Solution

The fourth proportional to 792,303.52, 1,093,280.64 and 505,991.20 is: 698,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,303.52 : 1,093,280.64 = 505,991.20 : x
  2. Step 2: Convert to fraction form
    792,303.52/1,093,280.64 = 505,991.20/x
  3. Step 3: Cross multiply
    792,303.52x = 1,093,280.64 × 505,991.20
  4. Step 4: Simplify right side
    792,303.52x = 553,190,382,970.37
  5. Step 5: Solve for x
    x = 553,190,382,970.37/792,303.52
  6. Step 6: Final answer
    x = 698,205.13

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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.