Home / 683,330.16-1,024,998.88-448,162.06

Finding the Fourth Proportional to 683,330.16, 1,024,998.88 and 448,162.06

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Solution

The fourth proportional to 683,330.16, 1,024,998.88 and 448,162.06 is: 672,245.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,330.16 : 1,024,998.88 = 448,162.06 : x
  2. Step 2: Convert to fraction form
    683,330.16/1,024,998.88 = 448,162.06/x
  3. Step 3: Cross multiply
    683,330.16x = 1,024,998.88 × 448,162.06
  4. Step 4: Simplify right side
    683,330.16x = 459,365,609,558.49
  5. Step 5: Solve for x
    x = 459,365,609,558.49/683,330.16
  6. Step 6: Final answer
    x = 672,245.48

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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.