Home / 833,405.59-1,150,098.63-451,433.89

Finding the Fourth Proportional to 833,405.59, 1,150,098.63 and 451,433.89

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Solution

The fourth proportional to 833,405.59, 1,150,098.63 and 451,433.89 is: 622,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,405.59 : 1,150,098.63 = 451,433.89 : x
  2. Step 2: Convert to fraction form
    833,405.59/1,150,098.63 = 451,433.89/x
  3. Step 3: Cross multiply
    833,405.59x = 1,150,098.63 × 451,433.89
  4. Step 4: Simplify right side
    833,405.59x = 519,193,498,424.57
  5. Step 5: Solve for x
    x = 519,193,498,424.57/833,405.59
  6. Step 6: Final answer
    x = 622,978.18

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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.