Home / 837,460.86-1,155,705.75-455,496.54

Finding the Fourth Proportional to 837,460.86, 1,155,705.75 and 455,496.54

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Solution

The fourth proportional to 837,460.86, 1,155,705.75 and 455,496.54 is: 628,590.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,460.86 : 1,155,705.75 = 455,496.54 : x
  2. Step 2: Convert to fraction form
    837,460.86/1,155,705.75 = 455,496.54/x
  3. Step 3: Cross multiply
    837,460.86x = 1,155,705.75 × 455,496.54
  4. Step 4: Simplify right side
    837,460.86x = 526,419,970,383.11
  5. Step 5: Solve for x
    x = 526,419,970,383.11/837,460.86
  6. Step 6: Final answer
    x = 628,590.54

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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.