Home / 320,134.48-441,779.47-176,891.45

Finding the Fourth Proportional to 320,134.48, 441,779.47 and 176,891.45

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Solution

The fourth proportional to 320,134.48, 441,779.47 and 176,891.45 is: 244,106.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,134.48 : 441,779.47 = 176,891.45 : x
  2. Step 2: Convert to fraction form
    320,134.48/441,779.47 = 176,891.45/x
  3. Step 3: Cross multiply
    320,134.48x = 441,779.47 × 176,891.45
  4. Step 4: Simplify right side
    320,134.48x = 78,147,008,377.41
  5. Step 5: Solve for x
    x = 78,147,008,377.41/320,134.48
  6. Step 6: Final answer
    x = 244,106.82

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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.