Home / 319,804.05-441,330.89-174,610.29

Finding the Fourth Proportional to 319,804.05, 441,330.89 and 174,610.29

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Solution

The fourth proportional to 319,804.05, 441,330.89 and 174,610.29 is: 240,962.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,804.05 : 441,330.89 = 174,610.29 : x
  2. Step 2: Convert to fraction form
    319,804.05/441,330.89 = 174,610.29/x
  3. Step 3: Cross multiply
    319,804.05x = 441,330.89 × 174,610.29
  4. Step 4: Simplify right side
    319,804.05x = 77,060,914,688.86
  5. Step 5: Solve for x
    x = 77,060,914,688.86/319,804.05
  6. Step 6: Final answer
    x = 240,962.91

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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.