Home / 976,157.58-1,463,997.46-407,543.39

Finding the Fourth Proportional to 976,157.58, 1,463,997.46 and 407,543.39

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Solution

The fourth proportional to 976,157.58, 1,463,997.46 and 407,543.39 is: 611,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,157.58 : 1,463,997.46 = 407,543.39 : x
  2. Step 2: Convert to fraction form
    976,157.58/1,463,997.46 = 407,543.39/x
  3. Step 3: Cross multiply
    976,157.58x = 1,463,997.46 × 407,543.39
  4. Step 4: Simplify right side
    976,157.58x = 596,642,487,799.79
  5. Step 5: Solve for x
    x = 596,642,487,799.79/976,157.58
  6. Step 6: Final answer
    x = 611,215.34

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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.