Home / 833,517.15-1,150,253.43-451,543.83

Finding the Fourth Proportional to 833,517.15, 1,150,253.43 and 451,543.83

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Solution

The fourth proportional to 833,517.15, 1,150,253.43 and 451,543.83 is: 623,130.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,517.15 : 1,150,253.43 = 451,543.83 : x
  2. Step 2: Convert to fraction form
    833,517.15/1,150,253.43 = 451,543.83/x
  3. Step 3: Cross multiply
    833,517.15x = 1,150,253.43 × 451,543.83
  4. Step 4: Simplify right side
    833,517.15x = 519,389,839,252.84
  5. Step 5: Solve for x
    x = 519,389,839,252.84/833,517.15
  6. Step 6: Final answer
    x = 623,130.36

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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.