Home / 347,326.02-520,979.31-110,682.90

Finding the Fourth Proportional to 347,326.02, 520,979.31 and 110,682.90

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Solution

The fourth proportional to 347,326.02, 520,979.31 and 110,682.90 is: 166,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,326.02 : 520,979.31 = 110,682.90 : x
  2. Step 2: Convert to fraction form
    347,326.02/520,979.31 = 110,682.90/x
  3. Step 3: Cross multiply
    347,326.02x = 520,979.31 × 110,682.90
  4. Step 4: Simplify right side
    347,326.02x = 57,663,500,870.80
  5. Step 5: Solve for x
    x = 57,663,500,870.80/347,326.02
  6. Step 6: Final answer
    x = 166,021.25

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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.