Home / 869,618.24-1,200,245.29-564,073.28

Finding the Fourth Proportional to 869,618.24, 1,200,245.29 and 564,073.28

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Solution

The fourth proportional to 869,618.24, 1,200,245.29 and 564,073.28 is: 778,532.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,618.24 : 1,200,245.29 = 564,073.28 : x
  2. Step 2: Convert to fraction form
    869,618.24/1,200,245.29 = 564,073.28/x
  3. Step 3: Cross multiply
    869,618.24x = 1,200,245.29 × 564,073.28
  4. Step 4: Simplify right side
    869,618.24x = 677,026,297,534.85
  5. Step 5: Solve for x
    x = 677,026,297,534.85/869,618.24
  6. Step 6: Final answer
    x = 778,532.77

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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.