Home / 319,818.90-441,356.96-176,588.00

Finding the Fourth Proportional to 319,818.90, 441,356.96 and 176,588.00

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Solution

The fourth proportional to 319,818.90, 441,356.96 and 176,588.00 is: 243,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,818.90 : 441,356.96 = 176,588.00 : x
  2. Step 2: Convert to fraction form
    319,818.90/441,356.96 = 176,588.00/x
  3. Step 3: Cross multiply
    319,818.90x = 441,356.96 × 176,588.00
  4. Step 4: Simplify right side
    319,818.90x = 77,938,341,087.17
  5. Step 5: Solve for x
    x = 77,938,341,087.17/319,818.90
  6. Step 6: Final answer
    x = 243,695.23

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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.