Home / 319,704.73-441,161.07-176,455.51

Finding the Fourth Proportional to 319,704.73, 441,161.07 and 176,455.51

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Solution

The fourth proportional to 319,704.73, 441,161.07 and 176,455.51 is: 243,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,704.73 : 441,161.07 = 176,455.51 : x
  2. Step 2: Convert to fraction form
    319,704.73/441,161.07 = 176,455.51/x
  3. Step 3: Cross multiply
    319,704.73x = 441,161.07 × 176,455.51
  4. Step 4: Simplify right side
    319,704.73x = 77,845,301,599.00
  5. Step 5: Solve for x
    x = 77,845,301,599.00/319,704.73
  6. Step 6: Final answer
    x = 243,491.24

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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.