Home / 319,741.11-441,245.81-176,498.08

Finding the Fourth Proportional to 319,741.11, 441,245.81 and 176,498.08

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Solution

The fourth proportional to 319,741.11, 441,245.81 and 176,498.08 is: 243,569.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,741.11 : 441,245.81 = 176,498.08 : x
  2. Step 2: Convert to fraction form
    319,741.11/441,245.81 = 176,498.08/x
  3. Step 3: Cross multiply
    319,741.11x = 441,245.81 × 176,498.08
  4. Step 4: Simplify right side
    319,741.11x = 77,879,038,273.04
  5. Step 5: Solve for x
    x = 77,879,038,273.04/319,741.11
  6. Step 6: Final answer
    x = 243,569.05

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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.