Home / 923,471.10-1,385,249.85-292,434.30

Finding the Fourth Proportional to 923,471.10, 1,385,249.85 and 292,434.30

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Solution

The fourth proportional to 923,471.10, 1,385,249.85 and 292,434.30 is: 438,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,471.10 : 1,385,249.85 = 292,434.30 : x
  2. Step 2: Convert to fraction form
    923,471.10/1,385,249.85 = 292,434.30/x
  3. Step 3: Cross multiply
    923,471.10x = 1,385,249.85 × 292,434.30
  4. Step 4: Simplify right side
    923,471.10x = 405,094,570,209.86
  5. Step 5: Solve for x
    x = 405,094,570,209.86/923,471.10
  6. Step 6: Final answer
    x = 438,665.13

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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.