Home / 319,322.66-479,316.13-235,177.83

Finding the Fourth Proportional to 319,322.66, 479,316.13 and 235,177.83

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Solution

The fourth proportional to 319,322.66, 479,316.13 and 235,177.83 is: 353,011.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,322.66 : 479,316.13 = 235,177.83 : x
  2. Step 2: Convert to fraction form
    319,322.66/479,316.13 = 235,177.83/x
  3. Step 3: Cross multiply
    319,322.66x = 479,316.13 × 235,177.83
  4. Step 4: Simplify right side
    319,322.66x = 112,724,528,072.33
  5. Step 5: Solve for x
    x = 112,724,528,072.33/319,322.66
  6. Step 6: Final answer
    x = 353,011.37

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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.