Home / 899,193.20-1,349,546.52-449,779.28

Finding the Fourth Proportional to 899,193.20, 1,349,546.52 and 449,779.28

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Solution

The fourth proportional to 899,193.20, 1,349,546.52 and 449,779.28 is: 675,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,193.20 : 1,349,546.52 = 449,779.28 : x
  2. Step 2: Convert to fraction form
    899,193.20/1,349,546.52 = 449,779.28/x
  3. Step 3: Cross multiply
    899,193.20x = 1,349,546.52 × 449,779.28
  4. Step 4: Simplify right side
    899,193.20x = 606,998,062,092.11
  5. Step 5: Solve for x
    x = 606,998,062,092.11/899,193.20
  6. Step 6: Final answer
    x = 675,047.43

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Double scale
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1.5x scale

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.