Home / 629,923.26-869,269.05-371,883.32

Finding the Fourth Proportional to 629,923.26, 869,269.05 and 371,883.32

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Solution

The fourth proportional to 629,923.26, 869,269.05 and 371,883.32 is: 513,184.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,923.26 : 869,269.05 = 371,883.32 : x
  2. Step 2: Convert to fraction form
    629,923.26/869,269.05 = 371,883.32/x
  3. Step 3: Cross multiply
    629,923.26x = 869,269.05 × 371,883.32
  4. Step 4: Simplify right side
    629,923.26x = 323,266,655,940.90
  5. Step 5: Solve for x
    x = 323,266,655,940.90/629,923.26
  6. Step 6: Final answer
    x = 513,184.19

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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.