Home / 1,209,991.04-1,814,986.56-323,504

Finding the Fourth Proportional to 1,209,991.04, 1,814,986.56 and 323,504

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Solution

The fourth proportional to 1,209,991.04, 1,814,986.56 and 323,504 is: 485,256

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,991.04 : 1,814,986.56 = 323,504 : x
  2. Step 2: Convert to fraction form
    1,209,991.04/1,814,986.56 = 323,504/x
  3. Step 3: Cross multiply
    1,209,991.04x = 1,814,986.56 × 323,504
  4. Step 4: Simplify right side
    1,209,991.04x = 587,155,412,106.24
  5. Step 5: Solve for x
    x = 587,155,412,106.24/1,209,991.04
  6. Step 6: Final answer
    x = 485,256

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Double scale
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Similar ratio
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1.5x scale

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.