Home / 629,941.82-869,323.86-343,466.66

Finding the Fourth Proportional to 629,941.82, 869,323.86 and 343,466.66

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Solution

The fourth proportional to 629,941.82, 869,323.86 and 343,466.66 is: 473,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,941.82 : 869,323.86 = 343,466.66 : x
  2. Step 2: Convert to fraction form
    629,941.82/869,323.86 = 343,466.66/x
  3. Step 3: Cross multiply
    629,941.82x = 869,323.86 × 343,466.66
  4. Step 4: Simplify right side
    629,941.82x = 298,583,762,652.51
  5. Step 5: Solve for x
    x = 298,583,762,652.51/629,941.82
  6. Step 6: Final answer
    x = 473,986.25

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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.