Home / 739,757.40-1,021,570.25-699,455.83

Finding the Fourth Proportional to 739,757.40, 1,021,570.25 and 699,455.83

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Solution

The fourth proportional to 739,757.40, 1,021,570.25 and 699,455.83 is: 965,915.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,757.40 : 1,021,570.25 = 699,455.83 : x
  2. Step 2: Convert to fraction form
    739,757.40/1,021,570.25 = 699,455.83/x
  3. Step 3: Cross multiply
    739,757.40x = 1,021,570.25 × 699,455.83
  4. Step 4: Simplify right side
    739,757.40x = 714,543,267,117.06
  5. Step 5: Solve for x
    x = 714,543,267,117.06/739,757.40
  6. Step 6: Final answer
    x = 965,915.67

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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.