Home / 936,459.80-1,401,579.30-656,523.80

Finding the Fourth Proportional to 936,459.80, 1,401,579.30 and 656,523.80

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Solution

The fourth proportional to 936,459.80, 1,401,579.30 and 656,523.80 is: 982,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,459.80 : 1,401,579.30 = 656,523.80 : x
  2. Step 2: Convert to fraction form
    936,459.80/1,401,579.30 = 656,523.80/x
  3. Step 3: Cross multiply
    936,459.80x = 1,401,579.30 × 656,523.80
  4. Step 4: Simplify right side
    936,459.80x = 920,170,168,037.34
  5. Step 5: Solve for x
    x = 920,170,168,037.34/936,459.80
  6. Step 6: Final answer
    x = 982,605.09

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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.