Home / 443,531.30-612,073.44-239,582.22

Finding the Fourth Proportional to 443,531.30, 612,073.44 and 239,582.22

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Solution

The fourth proportional to 443,531.30, 612,073.44 and 239,582.22 is: 330,623.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,531.30 : 612,073.44 = 239,582.22 : x
  2. Step 2: Convert to fraction form
    443,531.30/612,073.44 = 239,582.22/x
  3. Step 3: Cross multiply
    443,531.30x = 612,073.44 × 239,582.22
  4. Step 4: Simplify right side
    443,531.30x = 146,641,914,032.05
  5. Step 5: Solve for x
    x = 146,641,914,032.05/443,531.30
  6. Step 6: Final answer
    x = 330,623.60

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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.