Home / 669,459.56-923,850.77-363,533.18

Finding the Fourth Proportional to 669,459.56, 923,850.77 and 363,533.18

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Solution

The fourth proportional to 669,459.56, 923,850.77 and 363,533.18 is: 501,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,459.56 : 923,850.77 = 363,533.18 : x
  2. Step 2: Convert to fraction form
    669,459.56/923,850.77 = 363,533.18/x
  3. Step 3: Cross multiply
    669,459.56x = 923,850.77 × 363,533.18
  4. Step 4: Simplify right side
    669,459.56x = 335,850,401,826.63
  5. Step 5: Solve for x
    x = 335,850,401,826.63/669,459.56
  6. Step 6: Final answer
    x = 501,673.92

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Double scale
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Similar ratio
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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.