Home / 923,910.40-1,385,996.82-284,267.13

Finding the Fourth Proportional to 923,910.40, 1,385,996.82 and 284,267.13

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Solution

The fourth proportional to 923,910.40, 1,385,996.82 and 284,267.13 is: 426,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,910.40 : 1,385,996.82 = 284,267.13 : x
  2. Step 2: Convert to fraction form
    923,910.40/1,385,996.82 = 284,267.13/x
  3. Step 3: Cross multiply
    923,910.40x = 1,385,996.82 × 284,267.13
  4. Step 4: Simplify right side
    923,910.40x = 393,993,338,210.53
  5. Step 5: Solve for x
    x = 393,993,338,210.53/923,910.40
  6. Step 6: Final answer
    x = 426,441.07

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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.