Home / 319,747.98-441,251.79-176,507.69

Finding the Fourth Proportional to 319,747.98, 441,251.79 and 176,507.69

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Solution

The fourth proportional to 319,747.98, 441,251.79 and 176,507.69 is: 243,580.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,747.98 : 441,251.79 = 176,507.69 : x
  2. Step 2: Convert to fraction form
    319,747.98/441,251.79 = 176,507.69/x
  3. Step 3: Cross multiply
    319,747.98x = 441,251.79 × 176,507.69
  4. Step 4: Simplify right side
    319,747.98x = 77,884,331,955.01
  5. Step 5: Solve for x
    x = 77,884,331,955.01/319,747.98
  6. Step 6: Final answer
    x = 243,580.37

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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.