Home / 809,592.72-1,116,769.58-523,112.80

Finding the Fourth Proportional to 809,592.72, 1,116,769.58 and 523,112.80

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Solution

The fourth proportional to 809,592.72, 1,116,769.58 and 523,112.80 is: 721,593.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,592.72 : 1,116,769.58 = 523,112.80 : x
  2. Step 2: Convert to fraction form
    809,592.72/1,116,769.58 = 523,112.80/x
  3. Step 3: Cross multiply
    809,592.72x = 1,116,769.58 × 523,112.80
  4. Step 4: Simplify right side
    809,592.72x = 584,196,461,948.62
  5. Step 5: Solve for x
    x = 584,196,461,948.62/809,592.72
  6. Step 6: Final answer
    x = 721,593.03

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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.