Home / 744,008.68-1,026,688.38-404,473.96

Finding the Fourth Proportional to 744,008.68, 1,026,688.38 and 404,473.96

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Solution

The fourth proportional to 744,008.68, 1,026,688.38 and 404,473.96 is: 558,150.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,008.68 : 1,026,688.38 = 404,473.96 : x
  2. Step 2: Convert to fraction form
    744,008.68/1,026,688.38 = 404,473.96/x
  3. Step 3: Cross multiply
    744,008.68x = 1,026,688.38 × 404,473.96
  4. Step 4: Simplify right side
    744,008.68x = 415,268,714,744.59
  5. Step 5: Solve for x
    x = 415,268,714,744.59/744,008.68
  6. Step 6: Final answer
    x = 558,150.36

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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.