Home / 886,747.90-1,223,273.64-523,996.24

Finding the Fourth Proportional to 886,747.90, 1,223,273.64 and 523,996.24

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Solution

The fourth proportional to 886,747.90, 1,223,273.64 and 523,996.24 is: 722,855.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,747.90 : 1,223,273.64 = 523,996.24 : x
  2. Step 2: Convert to fraction form
    886,747.90/1,223,273.64 = 523,996.24/x
  3. Step 3: Cross multiply
    886,747.90x = 1,223,273.64 × 523,996.24
  4. Step 4: Simplify right side
    886,747.90x = 640,990,787,851.11
  5. Step 5: Solve for x
    x = 640,990,787,851.11/886,747.90
  6. Step 6: Final answer
    x = 722,855.72

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Double scale
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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.