Home / 825,281.70-1,139,091.31-503,169.39

Finding the Fourth Proportional to 825,281.70, 1,139,091.31 and 503,169.39

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Solution

The fourth proportional to 825,281.70, 1,139,091.31 and 503,169.39 is: 694,497.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,281.70 : 1,139,091.31 = 503,169.39 : x
  2. Step 2: Convert to fraction form
    825,281.70/1,139,091.31 = 503,169.39/x
  3. Step 3: Cross multiply
    825,281.70x = 1,139,091.31 × 503,169.39
  4. Step 4: Simplify right side
    825,281.70x = 573,155,879,607.00
  5. Step 5: Solve for x
    x = 573,155,879,607.00/825,281.70
  6. Step 6: Final answer
    x = 694,497.26

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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.