Home / 914,937.28-1,262,613.76-557,241.28

Finding the Fourth Proportional to 914,937.28, 1,262,613.76 and 557,241.28

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Solution

The fourth proportional to 914,937.28, 1,262,613.76 and 557,241.28 is: 768,993.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,937.28 : 1,262,613.76 = 557,241.28 : x
  2. Step 2: Convert to fraction form
    914,937.28/1,262,613.76 = 557,241.28/x
  3. Step 3: Cross multiply
    914,937.28x = 1,262,613.76 × 557,241.28
  4. Step 4: Simplify right side
    914,937.28x = 703,580,507,768.01
  5. Step 5: Solve for x
    x = 703,580,507,768.01/914,937.28
  6. Step 6: Final answer
    x = 768,993.16

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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.