Home / 923,455.20-1,384,894.80-362,661.60

Finding the Fourth Proportional to 923,455.20, 1,384,894.80 and 362,661.60

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Solution

The fourth proportional to 923,455.20, 1,384,894.80 and 362,661.60 is: 543,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,455.20 : 1,384,894.80 = 362,661.60 : x
  2. Step 2: Convert to fraction form
    923,455.20/1,384,894.80 = 362,661.60/x
  3. Step 3: Cross multiply
    923,455.20x = 1,384,894.80 × 362,661.60
  4. Step 4: Simplify right side
    923,455.20x = 502,248,163,999.68
  5. Step 5: Solve for x
    x = 502,248,163,999.68/923,455.20
  6. Step 6: Final answer
    x = 543,879.30

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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.