Home / 782,564.16-1,173,815.38-277,104.72

Finding the Fourth Proportional to 782,564.16, 1,173,815.38 and 277,104.72

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Solution

The fourth proportional to 782,564.16, 1,173,815.38 and 277,104.72 is: 415,646.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,564.16 : 1,173,815.38 = 277,104.72 : x
  2. Step 2: Convert to fraction form
    782,564.16/1,173,815.38 = 277,104.72/x
  3. Step 3: Cross multiply
    782,564.16x = 1,173,815.38 × 277,104.72
  4. Step 4: Simplify right side
    782,564.16x = 325,269,782,206.59
  5. Step 5: Solve for x
    x = 325,269,782,206.59/782,564.16
  6. Step 6: Final answer
    x = 415,646.15

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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.