Home / 864,026.10-1,296,039.15-233,003.70

Finding the Fourth Proportional to 864,026.10, 1,296,039.15 and 233,003.70

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Solution

The fourth proportional to 864,026.10, 1,296,039.15 and 233,003.70 is: 349,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,026.10 : 1,296,039.15 = 233,003.70 : x
  2. Step 2: Convert to fraction form
    864,026.10/1,296,039.15 = 233,003.70/x
  3. Step 3: Cross multiply
    864,026.10x = 1,296,039.15 × 233,003.70
  4. Step 4: Simplify right side
    864,026.10x = 301,981,917,294.86
  5. Step 5: Solve for x
    x = 301,981,917,294.86/864,026.10
  6. Step 6: Final answer
    x = 349,505.55

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Half scale
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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.