Home / 672,089.06-927,480.08-366,164.50

Finding the Fourth Proportional to 672,089.06, 927,480.08 and 366,164.50

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Solution

The fourth proportional to 672,089.06, 927,480.08 and 366,164.50 is: 505,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,089.06 : 927,480.08 = 366,164.50 : x
  2. Step 2: Convert to fraction form
    672,089.06/927,480.08 = 366,164.50/x
  3. Step 3: Cross multiply
    672,089.06x = 927,480.08 × 366,164.50
  4. Step 4: Simplify right side
    672,089.06x = 339,610,279,753.16
  5. Step 5: Solve for x
    x = 339,610,279,753.16/672,089.06
  6. Step 6: Final answer
    x = 505,305.47

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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.