Home / 619,815.24-929,600.34-170,420.16

Finding the Fourth Proportional to 619,815.24, 929,600.34 and 170,420.16

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Solution

The fourth proportional to 619,815.24, 929,600.34 and 170,420.16 is: 255,596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,815.24 : 929,600.34 = 170,420.16 : x
  2. Step 2: Convert to fraction form
    619,815.24/929,600.34 = 170,420.16/x
  3. Step 3: Cross multiply
    619,815.24x = 929,600.34 × 170,420.16
  4. Step 4: Simplify right side
    619,815.24x = 158,422,638,678.85
  5. Step 5: Solve for x
    x = 158,422,638,678.85/619,815.24
  6. Step 6: Final answer
    x = 255,596.55

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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.