Home / 837,580.54-1,155,855.90-455,608.84

Finding the Fourth Proportional to 837,580.54, 1,155,855.90 and 455,608.84

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Solution

The fourth proportional to 837,580.54, 1,155,855.90 and 455,608.84 is: 628,737.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,580.54 : 1,155,855.90 = 455,608.84 : x
  2. Step 2: Convert to fraction form
    837,580.54/1,155,855.90 = 455,608.84/x
  3. Step 3: Cross multiply
    837,580.54x = 1,155,855.90 × 455,608.84
  4. Step 4: Simplify right side
    837,580.54x = 526,618,165,806.16
  5. Step 5: Solve for x
    x = 526,618,165,806.16/837,580.54
  6. Step 6: Final answer
    x = 628,737.35

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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.