Home / 848,382.70-1,272,507.90-493,170.16

Finding the Fourth Proportional to 848,382.70, 1,272,507.90 and 493,170.16

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Solution

The fourth proportional to 848,382.70, 1,272,507.90 and 493,170.16 is: 739,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,382.70 : 1,272,507.90 = 493,170.16 : x
  2. Step 2: Convert to fraction form
    848,382.70/1,272,507.90 = 493,170.16/x
  3. Step 3: Cross multiply
    848,382.70x = 1,272,507.90 × 493,170.16
  4. Step 4: Simplify right side
    848,382.70x = 627,562,924,644.26
  5. Step 5: Solve for x
    x = 627,562,924,644.26/848,382.70
  6. Step 6: Final answer
    x = 739,716.79

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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.