Home / 744,547.52-1,027,474.80-405,014.96

Finding the Fourth Proportional to 744,547.52, 1,027,474.80 and 405,014.96

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Solution

The fourth proportional to 744,547.52, 1,027,474.80 and 405,014.96 is: 558,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,547.52 : 1,027,474.80 = 405,014.96 : x
  2. Step 2: Convert to fraction form
    744,547.52/1,027,474.80 = 405,014.96/x
  3. Step 3: Cross multiply
    744,547.52x = 1,027,474.80 × 405,014.96
  4. Step 4: Simplify right side
    744,547.52x = 416,142,665,023.01
  5. Step 5: Solve for x
    x = 416,142,665,023.01/744,547.52
  6. Step 6: Final answer
    x = 558,920.22

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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.