Home / 744,065.72-1,026,805.58-404,533.96

Finding the Fourth Proportional to 744,065.72, 1,026,805.58 and 404,533.96

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Solution

The fourth proportional to 744,065.72, 1,026,805.58 and 404,533.96 is: 558,254.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,065.72 : 1,026,805.58 = 404,533.96 : x
  2. Step 2: Convert to fraction form
    744,065.72/1,026,805.58 = 404,533.96/x
  3. Step 3: Cross multiply
    744,065.72x = 1,026,805.58 × 404,533.96
  4. Step 4: Simplify right side
    744,065.72x = 415,377,727,427.50
  5. Step 5: Solve for x
    x = 415,377,727,427.50/744,065.72
  6. Step 6: Final answer
    x = 558,254.08

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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.