Home / 892,106.04-1,231,078.86-484,188.60

Finding the Fourth Proportional to 892,106.04, 1,231,078.86 and 484,188.60

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Solution

The fourth proportional to 892,106.04, 1,231,078.86 and 484,188.60 is: 668,165.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,106.04 : 1,231,078.86 = 484,188.60 : x
  2. Step 2: Convert to fraction form
    892,106.04/1,231,078.86 = 484,188.60/x
  3. Step 3: Cross multiply
    892,106.04x = 1,231,078.86 × 484,188.60
  4. Step 4: Simplify right side
    892,106.04x = 596,074,349,713.00
  5. Step 5: Solve for x
    x = 596,074,349,713.00/892,106.04
  6. Step 6: Final answer
    x = 668,165.36

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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.