Home / 319,648.80-441,281.21-233,511.11

Finding the Fourth Proportional to 319,648.80, 441,281.21 and 233,511.11

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Solution

The fourth proportional to 319,648.80, 441,281.21 and 233,511.11 is: 322,366.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,648.80 : 441,281.21 = 233,511.11 : x
  2. Step 2: Convert to fraction form
    319,648.80/441,281.21 = 233,511.11/x
  3. Step 3: Cross multiply
    319,648.80x = 441,281.21 × 233,511.11
  4. Step 4: Simplify right side
    319,648.80x = 103,044,061,795.28
  5. Step 5: Solve for x
    x = 103,044,061,795.28/319,648.80
  6. Step 6: Final answer
    x = 322,366.49

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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.