Home / 906,974.40-1,360,461.60-508,843.20

Finding the Fourth Proportional to 906,974.40, 1,360,461.60 and 508,843.20

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Solution

The fourth proportional to 906,974.40, 1,360,461.60 and 508,843.20 is: 763,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,974.40 : 1,360,461.60 = 508,843.20 : x
  2. Step 2: Convert to fraction form
    906,974.40/1,360,461.60 = 508,843.20/x
  3. Step 3: Cross multiply
    906,974.40x = 1,360,461.60 × 508,843.20
  4. Step 4: Simplify right side
    906,974.40x = 692,261,634,021.12
  5. Step 5: Solve for x
    x = 692,261,634,021.12/906,974.40
  6. Step 6: Final answer
    x = 763,264.80

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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.