Home / 923,501.40-1,385,252.10-292,414.20

Finding the Fourth Proportional to 923,501.40, 1,385,252.10 and 292,414.20

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Solution

The fourth proportional to 923,501.40, 1,385,252.10 and 292,414.20 is: 438,621.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,501.40 : 1,385,252.10 = 292,414.20 : x
  2. Step 2: Convert to fraction form
    923,501.40/1,385,252.10 = 292,414.20/x
  3. Step 3: Cross multiply
    923,501.40x = 1,385,252.10 × 292,414.20
  4. Step 4: Simplify right side
    923,501.40x = 405,067,384,619.82
  5. Step 5: Solve for x
    x = 405,067,384,619.82/923,501.40
  6. Step 6: Final answer
    x = 438,621.30

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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.