Home / 539,187.37-743,945.88-329,582.10

Finding the Fourth Proportional to 539,187.37, 743,945.88 and 329,582.10

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Solution

The fourth proportional to 539,187.37, 743,945.88 and 329,582.10 is: 454,742.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,187.37 : 743,945.88 = 329,582.10 : x
  2. Step 2: Convert to fraction form
    539,187.37/743,945.88 = 329,582.10/x
  3. Step 3: Cross multiply
    539,187.37x = 743,945.88 × 329,582.10
  4. Step 4: Simplify right side
    539,187.37x = 245,191,245,416.75
  5. Step 5: Solve for x
    x = 245,191,245,416.75/539,187.37
  6. Step 6: Final answer
    x = 454,742.19

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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.