Home / 893,800.20-1,341,218.70-332,891.40

Finding the Fourth Proportional to 893,800.20, 1,341,218.70 and 332,891.40

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Solution

The fourth proportional to 893,800.20, 1,341,218.70 and 332,891.40 is: 499,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,800.20 : 1,341,218.70 = 332,891.40 : x
  2. Step 2: Convert to fraction form
    893,800.20/1,341,218.70 = 332,891.40/x
  3. Step 3: Cross multiply
    893,800.20x = 1,341,218.70 × 332,891.40
  4. Step 4: Simplify right side
    893,800.20x = 446,480,170,749.18
  5. Step 5: Solve for x
    x = 446,480,170,749.18/893,800.20
  6. Step 6: Final answer
    x = 499,530.18

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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.