Home / 587,961.56-811,499.64-333,313.76

Finding the Fourth Proportional to 587,961.56, 811,499.64 and 333,313.76

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Solution

The fourth proportional to 587,961.56, 811,499.64 and 333,313.76 is: 460,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,961.56 : 811,499.64 = 333,313.76 : x
  2. Step 2: Convert to fraction form
    587,961.56/811,499.64 = 333,313.76/x
  3. Step 3: Cross multiply
    587,961.56x = 811,499.64 × 333,313.76
  4. Step 4: Simplify right side
    587,961.56x = 270,483,996,247.05
  5. Step 5: Solve for x
    x = 270,483,996,247.05/587,961.56
  6. Step 6: Final answer
    x = 460,036.87

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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.