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Finding the Fourth Proportional to 423,441.54, 584,346.96 and 229,853.16

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Solution

The fourth proportional to 423,441.54, 584,346.96 and 229,853.16 is: 317,196.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,441.54 : 584,346.96 = 229,853.16 : x
  2. Step 2: Convert to fraction form
    423,441.54/584,346.96 = 229,853.16/x
  3. Step 3: Cross multiply
    423,441.54x = 584,346.96 × 229,853.16
  4. Step 4: Simplify right side
    423,441.54x = 134,313,995,292.39
  5. Step 5: Solve for x
    x = 134,313,995,292.39/423,441.54
  6. Step 6: Final answer
    x = 317,196.08

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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.