Home / 799,567.34-1,198,911.79-393,866.87

Finding the Fourth Proportional to 799,567.34, 1,198,911.79 and 393,866.87

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Solution

The fourth proportional to 799,567.34, 1,198,911.79 and 393,866.87 is: 590,583.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,567.34 : 1,198,911.79 = 393,866.87 : x
  2. Step 2: Convert to fraction form
    799,567.34/1,198,911.79 = 393,866.87/x
  3. Step 3: Cross multiply
    799,567.34x = 1,198,911.79 × 393,866.87
  4. Step 4: Simplify right side
    799,567.34x = 472,211,636,146.01
  5. Step 5: Solve for x
    x = 472,211,636,146.01/799,567.34
  6. Step 6: Final answer
    x = 590,583.95

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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.