Home / 740,548.44-1,021,957.56-418,259.16

Finding the Fourth Proportional to 740,548.44, 1,021,957.56 and 418,259.16

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Solution

The fourth proportional to 740,548.44, 1,021,957.56 and 418,259.16 is: 577,198.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,548.44 : 1,021,957.56 = 418,259.16 : x
  2. Step 2: Convert to fraction form
    740,548.44/1,021,957.56 = 418,259.16/x
  3. Step 3: Cross multiply
    740,548.44x = 1,021,957.56 × 418,259.16
  4. Step 4: Simplify right side
    740,548.44x = 427,443,110,601.25
  5. Step 5: Solve for x
    x = 427,443,110,601.25/740,548.44
  6. Step 6: Final answer
    x = 577,198.04

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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.