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Finding the Fourth Proportional to 584,600.48, 806,740.16 and 326,474.70

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Solution

The fourth proportional to 584,600.48, 806,740.16 and 326,474.70 is: 450,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,600.48 : 806,740.16 = 326,474.70 : x
  2. Step 2: Convert to fraction form
    584,600.48/806,740.16 = 326,474.70/x
  3. Step 3: Cross multiply
    584,600.48x = 806,740.16 × 326,474.70
  4. Step 4: Simplify right side
    584,600.48x = 263,380,250,081.58
  5. Step 5: Solve for x
    x = 263,380,250,081.58/584,600.48
  6. Step 6: Final answer
    x = 450,530.34

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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.