Home / 825,652.44-1,139,333.04-463,026.78

Finding the Fourth Proportional to 825,652.44, 1,139,333.04 and 463,026.78

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Solution

The fourth proportional to 825,652.44, 1,139,333.04 and 463,026.78 is: 638,939.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,652.44 : 1,139,333.04 = 463,026.78 : x
  2. Step 2: Convert to fraction form
    825,652.44/1,139,333.04 = 463,026.78/x
  3. Step 3: Cross multiply
    825,652.44x = 1,139,333.04 × 463,026.78
  4. Step 4: Simplify right side
    825,652.44x = 527,541,708,858.81
  5. Step 5: Solve for x
    x = 527,541,708,858.81/825,652.44
  6. Step 6: Final answer
    x = 638,939.20

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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.