Home / 757,319.10-1,045,100.34-417,787.34

Finding the Fourth Proportional to 757,319.10, 1,045,100.34 and 417,787.34

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Solution

The fourth proportional to 757,319.10, 1,045,100.34 and 417,787.34 is: 576,546.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,319.10 : 1,045,100.34 = 417,787.34 : x
  2. Step 2: Convert to fraction form
    757,319.10/1,045,100.34 = 417,787.34/x
  3. Step 3: Cross multiply
    757,319.10x = 1,045,100.34 × 417,787.34
  4. Step 4: Simplify right side
    757,319.10x = 436,629,691,081.70
  5. Step 5: Solve for x
    x = 436,629,691,081.70/757,319.10
  6. Step 6: Final answer
    x = 576,546.52

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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.