Home / 767,189.16-1,148,767.74-616,630.44

Finding the Fourth Proportional to 767,189.16, 1,148,767.74 and 616,630.44

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Solution

The fourth proportional to 767,189.16, 1,148,767.74 and 616,630.44 is: 923,325.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,189.16 : 1,148,767.74 = 616,630.44 : x
  2. Step 2: Convert to fraction form
    767,189.16/1,148,767.74 = 616,630.44/x
  3. Step 3: Cross multiply
    767,189.16x = 1,148,767.74 × 616,630.44
  4. Step 4: Simplify right side
    767,189.16x = 708,365,156,974.01
  5. Step 5: Solve for x
    x = 708,365,156,974.01/767,189.16
  6. Step 6: Final answer
    x = 923,325.29

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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.