Home / 748,845.24-1,033,406.94-409,313.46

Finding the Fourth Proportional to 748,845.24, 1,033,406.94 and 409,313.46

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Solution

The fourth proportional to 748,845.24, 1,033,406.94 and 409,313.46 is: 564,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,845.24 : 1,033,406.94 = 409,313.46 : x
  2. Step 2: Convert to fraction form
    748,845.24/1,033,406.94 = 409,313.46/x
  3. Step 3: Cross multiply
    748,845.24x = 1,033,406.94 × 409,313.46
  4. Step 4: Simplify right side
    748,845.24x = 422,987,370,199.41
  5. Step 5: Solve for x
    x = 422,987,370,199.41/748,845.24
  6. Step 6: Final answer
    x = 564,852.85

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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.