Home / 1,093,647.60-1,640,471.40-383,419.35

Finding the Fourth Proportional to 1,093,647.60, 1,640,471.40 and 383,419.35

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Solution

The fourth proportional to 1,093,647.60, 1,640,471.40 and 383,419.35 is: 575,129.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,647.60 : 1,640,471.40 = 383,419.35 : x
  2. Step 2: Convert to fraction form
    1,093,647.60/1,640,471.40 = 383,419.35/x
  3. Step 3: Cross multiply
    1,093,647.60x = 1,640,471.40 × 383,419.35
  4. Step 4: Simplify right side
    1,093,647.60x = 628,988,477,881.59
  5. Step 5: Solve for x
    x = 628,988,477,881.59/1,093,647.60
  6. Step 6: Final answer
    x = 575,129.03

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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.