Home / 328,231.71-452,521.05-246,211.31

Finding the Fourth Proportional to 328,231.71, 452,521.05 and 246,211.31

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Solution

The fourth proportional to 328,231.71, 452,521.05 and 246,211.31 is: 339,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,231.71 : 452,521.05 = 246,211.31 : x
  2. Step 2: Convert to fraction form
    328,231.71/452,521.05 = 246,211.31/x
  3. Step 3: Cross multiply
    328,231.71x = 452,521.05 × 246,211.31
  4. Step 4: Simplify right side
    328,231.71x = 111,415,798,260.47
  5. Step 5: Solve for x
    x = 111,415,798,260.47/328,231.71
  6. Step 6: Final answer
    x = 339,442.52

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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.