Home / 854,232.35-1,178,789.99-472,236.35

Finding the Fourth Proportional to 854,232.35, 1,178,789.99 and 472,236.35

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Solution

The fourth proportional to 854,232.35, 1,178,789.99 and 472,236.35 is: 651,658.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,232.35 : 1,178,789.99 = 472,236.35 : x
  2. Step 2: Convert to fraction form
    854,232.35/1,178,789.99 = 472,236.35/x
  3. Step 3: Cross multiply
    854,232.35x = 1,178,789.99 × 472,236.35
  4. Step 4: Simplify right side
    854,232.35x = 556,667,474,039.01
  5. Step 5: Solve for x
    x = 556,667,474,039.01/854,232.35
  6. Step 6: Final answer
    x = 651,658.16

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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.