Home / 756,105.03-1,043,424.32-416,573.28

Finding the Fourth Proportional to 756,105.03, 1,043,424.32 and 416,573.28

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Solution

The fourth proportional to 756,105.03, 1,043,424.32 and 416,573.28 is: 574,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,105.03 : 1,043,424.32 = 416,573.28 : x
  2. Step 2: Convert to fraction form
    756,105.03/1,043,424.32 = 416,573.28/x
  3. Step 3: Cross multiply
    756,105.03x = 1,043,424.32 × 416,573.28
  4. Step 4: Simplify right side
    756,105.03x = 434,662,689,331.30
  5. Step 5: Solve for x
    x = 434,662,689,331.30/756,105.03
  6. Step 6: Final answer
    x = 574,870.78

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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.