Home / 833,408.10-1,150,102.08-451,436.40

Finding the Fourth Proportional to 833,408.10, 1,150,102.08 and 451,436.40

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Solution

The fourth proportional to 833,408.10, 1,150,102.08 and 451,436.40 is: 622,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,408.10 : 1,150,102.08 = 451,436.40 : x
  2. Step 2: Convert to fraction form
    833,408.10/1,150,102.08 = 451,436.40/x
  3. Step 3: Cross multiply
    833,408.10x = 1,150,102.08 × 451,436.40
  4. Step 4: Simplify right side
    833,408.10x = 519,197,942,627.71
  5. Step 5: Solve for x
    x = 519,197,942,627.71/833,408.10
  6. Step 6: Final answer
    x = 622,981.64

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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.