Home / 319,840.32-441,376.56-176,597.31

Finding the Fourth Proportional to 319,840.32, 441,376.56 and 176,597.31

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Solution

The fourth proportional to 319,840.32, 441,376.56 and 176,597.31 is: 243,702.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,840.32 : 441,376.56 = 176,597.31 : x
  2. Step 2: Convert to fraction form
    319,840.32/441,376.56 = 176,597.31/x
  3. Step 3: Cross multiply
    319,840.32x = 441,376.56 × 176,597.31
  4. Step 4: Simplify right side
    319,840.32x = 77,945,913,193.05
  5. Step 5: Solve for x
    x = 77,945,913,193.05/319,840.32
  6. Step 6: Final answer
    x = 243,702.59

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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.