Home / 953,076.84-1,429,195.38-447,781.44

Finding the Fourth Proportional to 953,076.84, 1,429,195.38 and 447,781.44

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Solution

The fourth proportional to 953,076.84, 1,429,195.38 and 447,781.44 is: 671,474.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,076.84 : 1,429,195.38 = 447,781.44 : x
  2. Step 2: Convert to fraction form
    953,076.84/1,429,195.38 = 447,781.44/x
  3. Step 3: Cross multiply
    953,076.84x = 1,429,195.38 × 447,781.44
  4. Step 4: Simplify right side
    953,076.84x = 639,967,165,297.75
  5. Step 5: Solve for x
    x = 639,967,165,297.75/953,076.84
  6. Step 6: Final answer
    x = 671,474.89

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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.