Home / 814,141.01-1,122,779.31-508,245.77

Finding the Fourth Proportional to 814,141.01, 1,122,779.31 and 508,245.77

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Solution

The fourth proportional to 814,141.01, 1,122,779.31 and 508,245.77 is: 700,920.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,141.01 : 1,122,779.31 = 508,245.77 : x
  2. Step 2: Convert to fraction form
    814,141.01/1,122,779.31 = 508,245.77/x
  3. Step 3: Cross multiply
    814,141.01x = 1,122,779.31 × 508,245.77
  4. Step 4: Simplify right side
    814,141.01x = 570,647,829,337.12
  5. Step 5: Solve for x
    x = 570,647,829,337.12/814,141.01
  6. Step 6: Final answer
    x = 700,920.14

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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.