Home / 619,293.89-928,942.23-170,020.91

Finding the Fourth Proportional to 619,293.89, 928,942.23 and 170,020.91

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Solution

The fourth proportional to 619,293.89, 928,942.23 and 170,020.91 is: 255,031.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,293.89 : 928,942.23 = 170,020.91 : x
  2. Step 2: Convert to fraction form
    619,293.89/928,942.23 = 170,020.91/x
  3. Step 3: Cross multiply
    619,293.89x = 928,942.23 × 170,020.91
  4. Step 4: Simplify right side
    619,293.89x = 157,939,598,637.32
  5. Step 5: Solve for x
    x = 157,939,598,637.32/619,293.89
  6. Step 6: Final answer
    x = 255,031.74

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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.