Home / 804,969.49-1,110,615.42-482,561.95

Finding the Fourth Proportional to 804,969.49, 1,110,615.42 and 482,561.95

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Solution

The fourth proportional to 804,969.49, 1,110,615.42 and 482,561.95 is: 665,790.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,969.49 : 1,110,615.42 = 482,561.95 : x
  2. Step 2: Convert to fraction form
    804,969.49/1,110,615.42 = 482,561.95/x
  3. Step 3: Cross multiply
    804,969.49x = 1,110,615.42 × 482,561.95
  4. Step 4: Simplify right side
    804,969.49x = 535,940,742,775.27
  5. Step 5: Solve for x
    x = 535,940,742,775.27/804,969.49
  6. Step 6: Final answer
    x = 665,790.13

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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.