Home / 319,570.56-441,006.39-176,329.35

Finding the Fourth Proportional to 319,570.56, 441,006.39 and 176,329.35

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Solution

The fourth proportional to 319,570.56, 441,006.39 and 176,329.35 is: 243,333.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,570.56 : 441,006.39 = 176,329.35 : x
  2. Step 2: Convert to fraction form
    319,570.56/441,006.39 = 176,329.35/x
  3. Step 3: Cross multiply
    319,570.56x = 441,006.39 × 176,329.35
  4. Step 4: Simplify right side
    319,570.56x = 77,762,370,094.55
  5. Step 5: Solve for x
    x = 77,762,370,094.55/319,570.56
  6. Step 6: Final answer
    x = 243,333.96

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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.