Home / 626,040.62-939,077.10-170,635.60

Finding the Fourth Proportional to 626,040.62, 939,077.10 and 170,635.60

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Solution

The fourth proportional to 626,040.62, 939,077.10 and 170,635.60 is: 255,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,040.62 : 939,077.10 = 170,635.60 : x
  2. Step 2: Convert to fraction form
    626,040.62/939,077.10 = 170,635.60/x
  3. Step 3: Cross multiply
    626,040.62x = 939,077.10 × 170,635.60
  4. Step 4: Simplify right side
    626,040.62x = 160,239,979,709.38
  5. Step 5: Solve for x
    x = 160,239,979,709.38/626,040.62
  6. Step 6: Final answer
    x = 255,957.80

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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.