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Finding the Fourth Proportional to 632,550.29, 873,280.32 and 418,311.77

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Solution

The fourth proportional to 632,550.29, 873,280.32 and 418,311.77 is: 577,508.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,550.29 : 873,280.32 = 418,311.77 : x
  2. Step 2: Convert to fraction form
    632,550.29/873,280.32 = 418,311.77/x
  3. Step 3: Cross multiply
    632,550.29x = 873,280.32 × 418,311.77
  4. Step 4: Simplify right side
    632,550.29x = 365,303,436,365.37
  5. Step 5: Solve for x
    x = 365,303,436,365.37/632,550.29
  6. Step 6: Final answer
    x = 577,508.92

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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.