Home / 525,177.60-787,766.40-170,203.20

Finding the Fourth Proportional to 525,177.60, 787,766.40 and 170,203.20

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Solution

The fourth proportional to 525,177.60, 787,766.40 and 170,203.20 is: 255,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,177.60 : 787,766.40 = 170,203.20 : x
  2. Step 2: Convert to fraction form
    525,177.60/787,766.40 = 170,203.20/x
  3. Step 3: Cross multiply
    525,177.60x = 787,766.40 × 170,203.20
  4. Step 4: Simplify right side
    525,177.60x = 134,080,362,132.48
  5. Step 5: Solve for x
    x = 134,080,362,132.48/525,177.60
  6. Step 6: Final answer
    x = 255,304.80

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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.