Home / 319,737.38-441,368.98-218,098.34

Finding the Fourth Proportional to 319,737.38, 441,368.98 and 218,098.34

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Solution

The fourth proportional to 319,737.38, 441,368.98 and 218,098.34 is: 301,065.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,737.38 : 441,368.98 = 218,098.34 : x
  2. Step 2: Convert to fraction form
    319,737.38/441,368.98 = 218,098.34/x
  3. Step 3: Cross multiply
    319,737.38x = 441,368.98 × 218,098.34
  4. Step 4: Simplify right side
    319,737.38x = 96,261,841,865.49
  5. Step 5: Solve for x
    x = 96,261,841,865.49/319,737.38
  6. Step 6: Final answer
    x = 301,065.34

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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.