Home / 313,784.55-433,026.05-170,544.60

Finding the Fourth Proportional to 313,784.55, 433,026.05 and 170,544.60

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Solution

The fourth proportional to 313,784.55, 433,026.05 and 170,544.60 is: 235,353.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,784.55 : 433,026.05 = 170,544.60 : x
  2. Step 2: Convert to fraction form
    313,784.55/433,026.05 = 170,544.60/x
  3. Step 3: Cross multiply
    313,784.55x = 433,026.05 × 170,544.60
  4. Step 4: Simplify right side
    313,784.55x = 73,850,253,634.11
  5. Step 5: Solve for x
    x = 73,850,253,634.11/313,784.55
  6. Step 6: Final answer
    x = 235,353.38

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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.