Home / 929,137.38-1,393,574.85-297,969.18

Finding the Fourth Proportional to 929,137.38, 1,393,574.85 and 297,969.18

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Solution

The fourth proportional to 929,137.38, 1,393,574.85 and 297,969.18 is: 446,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,137.38 : 1,393,574.85 = 297,969.18 : x
  2. Step 2: Convert to fraction form
    929,137.38/1,393,574.85 = 297,969.18/x
  3. Step 3: Cross multiply
    929,137.38x = 1,393,574.85 × 297,969.18
  4. Step 4: Simplify right side
    929,137.38x = 415,242,355,323.12
  5. Step 5: Solve for x
    x = 415,242,355,323.12/929,137.38
  6. Step 6: Final answer
    x = 446,911.69

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Double scale
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Similar ratio
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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.