Home / 735,618.10-1,015,233.33-449,137.30

Finding the Fourth Proportional to 735,618.10, 1,015,233.33 and 449,137.30

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Solution

The fourth proportional to 735,618.10, 1,015,233.33 and 449,137.30 is: 619,858.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,618.10 : 1,015,233.33 = 449,137.30 : x
  2. Step 2: Convert to fraction form
    735,618.10/1,015,233.33 = 449,137.30/x
  3. Step 3: Cross multiply
    735,618.10x = 1,015,233.33 × 449,137.30
  4. Step 4: Simplify right side
    735,618.10x = 455,979,156,706.21
  5. Step 5: Solve for x
    x = 455,979,156,706.21/735,618.10
  6. Step 6: Final answer
    x = 619,858.53

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Double scale
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1.5x scale

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.