Home / 837,144.36-1,255,688.46-363,829.68

Finding the Fourth Proportional to 837,144.36, 1,255,688.46 and 363,829.68

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Solution

The fourth proportional to 837,144.36, 1,255,688.46 and 363,829.68 is: 545,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,144.36 : 1,255,688.46 = 363,829.68 : x
  2. Step 2: Convert to fraction form
    837,144.36/1,255,688.46 = 363,829.68/x
  3. Step 3: Cross multiply
    837,144.36x = 1,255,688.46 × 363,829.68
  4. Step 4: Simplify right side
    837,144.36x = 456,856,730,581.49
  5. Step 5: Solve for x
    x = 456,856,730,581.49/837,144.36
  6. Step 6: Final answer
    x = 545,732.32

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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.