Home / 1,077,057.72-1,615,586.59-329,097.24

Finding the Fourth Proportional to 1,077,057.72, 1,615,586.59 and 329,097.24

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Solution

The fourth proportional to 1,077,057.72, 1,615,586.59 and 329,097.24 is: 493,645.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,057.72 : 1,615,586.59 = 329,097.24 : x
  2. Step 2: Convert to fraction form
    1,077,057.72/1,615,586.59 = 329,097.24/x
  3. Step 3: Cross multiply
    1,077,057.72x = 1,615,586.59 × 329,097.24
  4. Step 4: Simplify right side
    1,077,057.72x = 531,685,079,672.08
  5. Step 5: Solve for x
    x = 531,685,079,672.08/1,077,057.72
  6. Step 6: Final answer
    x = 493,645.86

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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.