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Finding the Fourth Proportional to 432,555.80, 592,591.55 and 416,383.37

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Solution

The fourth proportional to 432,555.80, 592,591.55 and 416,383.37 is: 570,435.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,555.80 : 592,591.55 = 416,383.37 : x
  2. Step 2: Convert to fraction form
    432,555.80/592,591.55 = 416,383.37/x
  3. Step 3: Cross multiply
    432,555.80x = 592,591.55 × 416,383.37
  4. Step 4: Simplify right side
    432,555.80x = 246,745,263,799.87
  5. Step 5: Solve for x
    x = 246,745,263,799.87/432,555.80
  6. Step 6: Final answer
    x = 570,435.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.