Home / 837,818.36-1,256,538.28-238,766.68

Finding the Fourth Proportional to 837,818.36, 1,256,538.28 and 238,766.68

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Solution

The fourth proportional to 837,818.36, 1,256,538.28 and 238,766.68 is: 358,096.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,818.36 : 1,256,538.28 = 238,766.68 : x
  2. Step 2: Convert to fraction form
    837,818.36/1,256,538.28 = 238,766.68/x
  3. Step 3: Cross multiply
    837,818.36x = 1,256,538.28 × 238,766.68
  4. Step 4: Simplify right side
    837,818.36x = 300,019,473,408.51
  5. Step 5: Solve for x
    x = 300,019,473,408.51/837,818.36
  6. Step 6: Final answer
    x = 358,096.08

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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.