Home / 629,918.87-944,881.77-156,604.23

Finding the Fourth Proportional to 629,918.87, 944,881.77 and 156,604.23

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Solution

The fourth proportional to 629,918.87, 944,881.77 and 156,604.23 is: 234,907.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,918.87 : 944,881.77 = 156,604.23 : x
  2. Step 2: Convert to fraction form
    629,918.87/944,881.77 = 156,604.23/x
  3. Step 3: Cross multiply
    629,918.87x = 944,881.77 × 156,604.23
  4. Step 4: Simplify right side
    629,918.87x = 147,972,482,031.89
  5. Step 5: Solve for x
    x = 147,972,482,031.89/629,918.87
  6. Step 6: Final answer
    x = 234,907.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.