Home / 865,341.00-1,194,145.44-478,150.26

Finding the Fourth Proportional to 865,341.00, 1,194,145.44 and 478,150.26

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Solution

The fourth proportional to 865,341.00, 1,194,145.44 and 478,150.26 is: 659,833.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,341.00 : 1,194,145.44 = 478,150.26 : x
  2. Step 2: Convert to fraction form
    865,341.00/1,194,145.44 = 478,150.26/x
  3. Step 3: Cross multiply
    865,341.00x = 1,194,145.44 × 478,150.26
  4. Step 4: Simplify right side
    865,341.00x = 570,980,956,418.31
  5. Step 5: Solve for x
    x = 570,980,956,418.31/865,341.00
  6. Step 6: Final answer
    x = 659,833.47

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.