Home / 892,137.83-1,231,117.07-484,230.89

Finding the Fourth Proportional to 892,137.83, 1,231,117.07 and 484,230.89

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Solution

The fourth proportional to 892,137.83, 1,231,117.07 and 484,230.89 is: 668,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,137.83 : 1,231,117.07 = 484,230.89 : x
  2. Step 2: Convert to fraction form
    892,137.83/1,231,117.07 = 484,230.89/x
  3. Step 3: Cross multiply
    892,137.83x = 1,231,117.07 × 484,230.89
  4. Step 4: Simplify right side
    892,137.83x = 596,144,909,555.28
  5. Step 5: Solve for x
    x = 596,144,909,555.28/892,137.83
  6. Step 6: Final answer
    x = 668,220.64

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Double scale
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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.