Home / 629,277.39-943,915.38-155,962.77

Finding the Fourth Proportional to 629,277.39, 943,915.38 and 155,962.77

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Solution

The fourth proportional to 629,277.39, 943,915.38 and 155,962.77 is: 233,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,277.39 : 943,915.38 = 155,962.77 : x
  2. Step 2: Convert to fraction form
    629,277.39/943,915.38 = 155,962.77/x
  3. Step 3: Cross multiply
    629,277.39x = 943,915.38 × 155,962.77
  4. Step 4: Simplify right side
    629,277.39x = 147,215,653,185.86
  5. Step 5: Solve for x
    x = 147,215,653,185.86/629,277.39
  6. Step 6: Final answer
    x = 233,943.97

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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.