Home / 1,055,197.96-1,456,200.09-647,524.96

Finding the Fourth Proportional to 1,055,197.96, 1,456,200.09 and 647,524.96

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Solution

The fourth proportional to 1,055,197.96, 1,456,200.09 and 647,524.96 is: 893,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,197.96 : 1,456,200.09 = 647,524.96 : x
  2. Step 2: Convert to fraction form
    1,055,197.96/1,456,200.09 = 647,524.96/x
  3. Step 3: Cross multiply
    1,055,197.96x = 1,456,200.09 × 647,524.96
  4. Step 4: Simplify right side
    1,055,197.96x = 942,925,905,029.25
  5. Step 5: Solve for x
    x = 942,925,905,029.25/1,055,197.96
  6. Step 6: Final answer
    x = 893,600.96

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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.