Home / 835,185.74-1,152,559.46-453,212.55

Finding the Fourth Proportional to 835,185.74, 1,152,559.46 and 453,212.55

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Solution

The fourth proportional to 835,185.74, 1,152,559.46 and 453,212.55 is: 625,435.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,185.74 : 1,152,559.46 = 453,212.55 : x
  2. Step 2: Convert to fraction form
    835,185.74/1,152,559.46 = 453,212.55/x
  3. Step 3: Cross multiply
    835,185.74x = 1,152,559.46 × 453,212.55
  4. Step 4: Simplify right side
    835,185.74x = 522,354,409,627.16
  5. Step 5: Solve for x
    x = 522,354,409,627.16/835,185.74
  6. Step 6: Final answer
    x = 625,435.02

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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.