Home / 557,905.86-837,215.19-202,886.10

Finding the Fourth Proportional to 557,905.86, 837,215.19 and 202,886.10

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Solution

The fourth proportional to 557,905.86, 837,215.19 and 202,886.10 is: 304,458.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,905.86 : 837,215.19 = 202,886.10 : x
  2. Step 2: Convert to fraction form
    557,905.86/837,215.19 = 202,886.10/x
  3. Step 3: Cross multiply
    557,905.86x = 837,215.19 × 202,886.10
  4. Step 4: Simplify right side
    557,905.86x = 169,859,324,759.86
  5. Step 5: Solve for x
    x = 169,859,324,759.86/557,905.86
  6. Step 6: Final answer
    x = 304,458.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.