Home / 314,971.41-434,662.62-171,733.83

Finding the Fourth Proportional to 314,971.41, 434,662.62 and 171,733.83

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Solution

The fourth proportional to 314,971.41, 434,662.62 and 171,733.83 is: 236,993.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,971.41 : 434,662.62 = 171,733.83 : x
  2. Step 2: Convert to fraction form
    314,971.41/434,662.62 = 171,733.83/x
  3. Step 3: Cross multiply
    314,971.41x = 434,662.62 × 171,733.83
  4. Step 4: Simplify right side
    314,971.41x = 74,646,276,490.43
  5. Step 5: Solve for x
    x = 74,646,276,490.43/314,971.41
  6. Step 6: Final answer
    x = 236,993.82

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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.