Home / 672,112.80-927,507.14-366,201.92

Finding the Fourth Proportional to 672,112.80, 927,507.14 and 366,201.92

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Solution

The fourth proportional to 672,112.80, 927,507.14 and 366,201.92 is: 505,354.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,112.80 : 927,507.14 = 366,201.92 : x
  2. Step 2: Convert to fraction form
    672,112.80/927,507.14 = 366,201.92/x
  3. Step 3: Cross multiply
    672,112.80x = 927,507.14 × 366,201.92
  4. Step 4: Simplify right side
    672,112.80x = 339,654,894,734.11
  5. Step 5: Solve for x
    x = 339,654,894,734.11/672,112.80
  6. Step 6: Final answer
    x = 505,354.01

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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.