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Finding the Fourth Proportional to 1,083,546, 1,618,729.52 and 701,353.08

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Solution

The fourth proportional to 1,083,546, 1,618,729.52 and 701,353.08 is: 1,047,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,546 : 1,618,729.52 = 701,353.08 : x
  2. Step 2: Convert to fraction form
    1,083,546/1,618,729.52 = 701,353.08/x
  3. Step 3: Cross multiply
    1,083,546x = 1,618,729.52 × 701,353.08
  4. Step 4: Simplify right side
    1,083,546x = 1,135,300,931,032.16
  5. Step 5: Solve for x
    x = 1,135,300,931,032.16/1,083,546
  6. Step 6: Final answer
    x = 1,047,764.41

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.