Home / 430,623.36-594,255.96-239,633.46

Finding the Fourth Proportional to 430,623.36, 594,255.96 and 239,633.46

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Solution

The fourth proportional to 430,623.36, 594,255.96 and 239,633.46 is: 330,691.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,623.36 : 594,255.96 = 239,633.46 : x
  2. Step 2: Convert to fraction form
    430,623.36/594,255.96 = 239,633.46/x
  3. Step 3: Cross multiply
    430,623.36x = 594,255.96 × 239,633.46
  4. Step 4: Simplify right side
    430,623.36x = 142,403,611,820.42
  5. Step 5: Solve for x
    x = 142,403,611,820.42/430,623.36
  6. Step 6: Final answer
    x = 330,691.79

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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.