Home / 1,198,302.50-1,653,649.03-654,438.42

Finding the Fourth Proportional to 1,198,302.50, 1,653,649.03 and 654,438.42

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Solution

The fourth proportional to 1,198,302.50, 1,653,649.03 and 654,438.42 is: 903,120.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,302.50 : 1,653,649.03 = 654,438.42 : x
  2. Step 2: Convert to fraction form
    1,198,302.50/1,653,649.03 = 654,438.42/x
  3. Step 3: Cross multiply
    1,198,302.50x = 1,653,649.03 × 654,438.42
  4. Step 4: Simplify right side
    1,198,302.50x = 1,082,211,458,427.73
  5. Step 5: Solve for x
    x = 1,082,211,458,427.73/1,198,302.50
  6. Step 6: Final answer
    x = 903,120.42

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Double scale
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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.