Home / 923,919.44-1,385,882.57-284,218.74

Finding the Fourth Proportional to 923,919.44, 1,385,882.57 and 284,218.74

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Solution

The fourth proportional to 923,919.44, 1,385,882.57 and 284,218.74 is: 426,329.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,919.44 : 1,385,882.57 = 284,218.74 : x
  2. Step 2: Convert to fraction form
    923,919.44/1,385,882.57 = 284,218.74/x
  3. Step 3: Cross multiply
    923,919.44x = 1,385,882.57 × 284,218.74
  4. Step 4: Simplify right side
    923,919.44x = 393,893,796,412.27
  5. Step 5: Solve for x
    x = 393,893,796,412.27/923,919.44
  6. Step 6: Final answer
    x = 426,329.16

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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.