Home / 998,091.90-1,497,137.85-366,923.70

Finding the Fourth Proportional to 998,091.90, 1,497,137.85 and 366,923.70

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Solution

The fourth proportional to 998,091.90, 1,497,137.85 and 366,923.70 is: 550,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,091.90 : 1,497,137.85 = 366,923.70 : x
  2. Step 2: Convert to fraction form
    998,091.90/1,497,137.85 = 366,923.70/x
  3. Step 3: Cross multiply
    998,091.90x = 1,497,137.85 × 366,923.70
  4. Step 4: Simplify right side
    998,091.90x = 549,335,359,332.05
  5. Step 5: Solve for x
    x = 549,335,359,332.05/998,091.90
  6. Step 6: Final answer
    x = 550,385.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.