Home / 898,093.70-1,347,140.55-738,661.40

Finding the Fourth Proportional to 898,093.70, 1,347,140.55 and 738,661.40

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Solution

The fourth proportional to 898,093.70, 1,347,140.55 and 738,661.40 is: 1,107,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,093.70 : 1,347,140.55 = 738,661.40 : x
  2. Step 2: Convert to fraction form
    898,093.70/1,347,140.55 = 738,661.40/x
  3. Step 3: Cross multiply
    898,093.70x = 1,347,140.55 × 738,661.40
  4. Step 4: Simplify right side
    898,093.70x = 995,080,724,659.77
  5. Step 5: Solve for x
    x = 995,080,724,659.77/898,093.70
  6. Step 6: Final answer
    x = 1,107,992.10

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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.