Home / 833,409.66-1,150,101.54-451,437.36

Finding the Fourth Proportional to 833,409.66, 1,150,101.54 and 451,437.36

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Solution

The fourth proportional to 833,409.66, 1,150,101.54 and 451,437.36 is: 622,981.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,409.66 : 1,150,101.54 = 451,437.36 : x
  2. Step 2: Convert to fraction form
    833,409.66/1,150,101.54 = 451,437.36/x
  3. Step 3: Cross multiply
    833,409.66x = 1,150,101.54 × 451,437.36
  4. Step 4: Simplify right side
    833,409.66x = 519,198,802,949.53
  5. Step 5: Solve for x
    x = 519,198,802,949.53/833,409.66
  6. Step 6: Final answer
    x = 622,981.50

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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.