Home / 837,058.92-1,155,163.94-455,112.04

Finding the Fourth Proportional to 837,058.92, 1,155,163.94 and 455,112.04

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Solution

The fourth proportional to 837,058.92, 1,155,163.94 and 455,112.04 is: 628,066.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,058.92 : 1,155,163.94 = 455,112.04 : x
  2. Step 2: Convert to fraction form
    837,058.92/1,155,163.94 = 455,112.04/x
  3. Step 3: Cross multiply
    837,058.92x = 1,155,163.94 × 455,112.04
  4. Step 4: Simplify right side
    837,058.92x = 525,729,017,267.84
  5. Step 5: Solve for x
    x = 525,729,017,267.84/837,058.92
  6. Step 6: Final answer
    x = 628,066.92

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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.