Home / 635,926.96-877,586.19-349,447.12

Finding the Fourth Proportional to 635,926.96, 877,586.19 and 349,447.12

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Solution

The fourth proportional to 635,926.96, 877,586.19 and 349,447.12 is: 482,240.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,926.96 : 877,586.19 = 349,447.12 : x
  2. Step 2: Convert to fraction form
    635,926.96/877,586.19 = 349,447.12/x
  3. Step 3: Cross multiply
    635,926.96x = 877,586.19 × 349,447.12
  4. Step 4: Simplify right side
    635,926.96x = 306,669,966,647.27
  5. Step 5: Solve for x
    x = 306,669,966,647.27/635,926.96
  6. Step 6: Final answer
    x = 482,240.86

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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.