Home / 799,418.56-1,103,260.49-455,269.04

Finding the Fourth Proportional to 799,418.56, 1,103,260.49 and 455,269.04

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Solution

The fourth proportional to 799,418.56, 1,103,260.49 and 455,269.04 is: 628,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,418.56 : 1,103,260.49 = 455,269.04 : x
  2. Step 2: Convert to fraction form
    799,418.56/1,103,260.49 = 455,269.04/x
  3. Step 3: Cross multiply
    799,418.56x = 1,103,260.49 × 455,269.04
  4. Step 4: Simplify right side
    799,418.56x = 502,280,344,152.23
  5. Step 5: Solve for x
    x = 502,280,344,152.23/799,418.56
  6. Step 6: Final answer
    x = 628,307.08

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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.