Home / 628,457.19-942,833.43-207,733.07

Finding the Fourth Proportional to 628,457.19, 942,833.43 and 207,733.07

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Solution

The fourth proportional to 628,457.19, 942,833.43 and 207,733.07 is: 311,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,457.19 : 942,833.43 = 207,733.07 : x
  2. Step 2: Convert to fraction form
    628,457.19/942,833.43 = 207,733.07/x
  3. Step 3: Cross multiply
    628,457.19x = 942,833.43 × 207,733.07
  4. Step 4: Simplify right side
    628,457.19x = 195,857,678,198.36
  5. Step 5: Solve for x
    x = 195,857,678,198.36/628,457.19
  6. Step 6: Final answer
    x = 311,648.40

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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.