Home / 857,558.90-1,183,373.61-475,571.54

Finding the Fourth Proportional to 857,558.90, 1,183,373.61 and 475,571.54

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Solution

The fourth proportional to 857,558.90, 1,183,373.61 and 475,571.54 is: 656,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,558.90 : 1,183,373.61 = 475,571.54 : x
  2. Step 2: Convert to fraction form
    857,558.90/1,183,373.61 = 475,571.54/x
  3. Step 3: Cross multiply
    857,558.90x = 1,183,373.61 × 475,571.54
  4. Step 4: Simplify right side
    857,558.90x = 562,778,810,103.06
  5. Step 5: Solve for x
    x = 562,778,810,103.06/857,558.90
  6. Step 6: Final answer
    x = 656,256.74

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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.