Home / 833,362.72-1,150,040.88-451,388.32

Finding the Fourth Proportional to 833,362.72, 1,150,040.88 and 451,388.32

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Solution

The fourth proportional to 833,362.72, 1,150,040.88 and 451,388.32 is: 622,916.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,362.72 : 1,150,040.88 = 451,388.32 : x
  2. Step 2: Convert to fraction form
    833,362.72/1,150,040.88 = 451,388.32/x
  3. Step 3: Cross multiply
    833,362.72x = 1,150,040.88 × 451,388.32
  4. Step 4: Simplify right side
    833,362.72x = 519,115,020,754.52
  5. Step 5: Solve for x
    x = 519,115,020,754.52/833,362.72
  6. Step 6: Final answer
    x = 622,916.06

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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.