Home / 907,486.20-1,361,229.30-376,045.20

Finding the Fourth Proportional to 907,486.20, 1,361,229.30 and 376,045.20

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Solution

The fourth proportional to 907,486.20, 1,361,229.30 and 376,045.20 is: 564,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,486.20 : 1,361,229.30 = 376,045.20 : x
  2. Step 2: Convert to fraction form
    907,486.20/1,361,229.30 = 376,045.20/x
  3. Step 3: Cross multiply
    907,486.20x = 1,361,229.30 × 376,045.20
  4. Step 4: Simplify right side
    907,486.20x = 511,883,744,364.36
  5. Step 5: Solve for x
    x = 511,883,744,364.36/907,486.20
  6. Step 6: Final answer
    x = 564,067.80

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.