Home / 319,562.52-441,005.50-176,331.79

Finding the Fourth Proportional to 319,562.52, 441,005.50 and 176,331.79

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Solution

The fourth proportional to 319,562.52, 441,005.50 and 176,331.79 is: 243,342.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,562.52 : 441,005.50 = 176,331.79 : x
  2. Step 2: Convert to fraction form
    319,562.52/441,005.50 = 176,331.79/x
  3. Step 3: Cross multiply
    319,562.52x = 441,005.50 × 176,331.79
  4. Step 4: Simplify right side
    319,562.52x = 77,763,287,009.82
  5. Step 5: Solve for x
    x = 77,763,287,009.82/319,562.52
  6. Step 6: Final answer
    x = 243,342.96

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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.