Home / 837,531.30-1,256,303.82-238,491.72

Finding the Fourth Proportional to 837,531.30, 1,256,303.82 and 238,491.72

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Solution

The fourth proportional to 837,531.30, 1,256,303.82 and 238,491.72 is: 357,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,531.30 : 1,256,303.82 = 238,491.72 : x
  2. Step 2: Convert to fraction form
    837,531.30/1,256,303.82 = 238,491.72/x
  3. Step 3: Cross multiply
    837,531.30x = 1,256,303.82 × 238,491.72
  4. Step 4: Simplify right side
    837,531.30x = 299,618,058,874.37
  5. Step 5: Solve for x
    x = 299,618,058,874.37/837,531.30
  6. Step 6: Final answer
    x = 357,739.54

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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.