Home / 872,843.04-1,204,504.44-505,335.64

Finding the Fourth Proportional to 872,843.04, 1,204,504.44 and 505,335.64

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Solution

The fourth proportional to 872,843.04, 1,204,504.44 and 505,335.64 is: 697,352.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,843.04 : 1,204,504.44 = 505,335.64 : x
  2. Step 2: Convert to fraction form
    872,843.04/1,204,504.44 = 505,335.64/x
  3. Step 3: Cross multiply
    872,843.04x = 1,204,504.44 × 505,335.64
  4. Step 4: Simplify right side
    872,843.04x = 608,679,022,070.24
  5. Step 5: Solve for x
    x = 608,679,022,070.24/872,843.04
  6. Step 6: Final answer
    x = 697,352.21

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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.