Home / 837,767.48-1,156,106.40-455,785.52

Finding the Fourth Proportional to 837,767.48, 1,156,106.40 and 455,785.52

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Solution

The fourth proportional to 837,767.48, 1,156,106.40 and 455,785.52 is: 628,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,767.48 : 1,156,106.40 = 455,785.52 : x
  2. Step 2: Convert to fraction form
    837,767.48/1,156,106.40 = 455,785.52/x
  3. Step 3: Cross multiply
    837,767.48x = 1,156,106.40 × 455,785.52
  4. Step 4: Simplify right side
    837,767.48x = 526,936,556,699.33
  5. Step 5: Solve for x
    x = 526,936,556,699.33/837,767.48
  6. Step 6: Final answer
    x = 628,977.10

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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.