Home / 703,969.33-1,053,431.43-609,525.33

Finding the Fourth Proportional to 703,969.33, 1,053,431.43 and 609,525.33

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Solution

The fourth proportional to 703,969.33, 1,053,431.43 and 609,525.33 is: 912,103.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,969.33 : 1,053,431.43 = 609,525.33 : x
  2. Step 2: Convert to fraction form
    703,969.33/1,053,431.43 = 609,525.33/x
  3. Step 3: Cross multiply
    703,969.33x = 1,053,431.43 × 609,525.33
  4. Step 4: Simplify right side
    703,969.33x = 642,093,136,729.81
  5. Step 5: Solve for x
    x = 642,093,136,729.81/703,969.33
  6. Step 6: Final answer
    x = 912,103.85

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Double scale
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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.