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Finding the Fourth Proportional to 632,050, 872,015.32 and 359,924.96

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Solution

The fourth proportional to 632,050, 872,015.32 and 359,924.96 is: 496,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,050 : 872,015.32 = 359,924.96 : x
  2. Step 2: Convert to fraction form
    632,050/872,015.32 = 359,924.96/x
  3. Step 3: Cross multiply
    632,050x = 872,015.32 × 359,924.96
  4. Step 4: Simplify right side
    632,050x = 313,860,079,170.39
  5. Step 5: Solve for x
    x = 313,860,079,170.39/632,050
  6. Step 6: Final answer
    x = 496,574.76

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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.