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Finding the Fourth Proportional to 584,740.37, 806,954.97 and 343,197.16

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Solution

The fourth proportional to 584,740.37, 806,954.97 and 343,197.16 is: 473,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,740.37 : 806,954.97 = 343,197.16 : x
  2. Step 2: Convert to fraction form
    584,740.37/806,954.97 = 343,197.16/x
  3. Step 3: Cross multiply
    584,740.37x = 806,954.97 × 343,197.16
  4. Step 4: Simplify right side
    584,740.37x = 276,944,653,951.89
  5. Step 5: Solve for x
    x = 276,944,653,951.89/584,740.37
  6. Step 6: Final answer
    x = 473,619.86

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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.