Home / 411,304.56-567,743.04-282,669.12

Finding the Fourth Proportional to 411,304.56, 567,743.04 and 282,669.12

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Solution

The fourth proportional to 411,304.56, 567,743.04 and 282,669.12 is: 390,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,304.56 : 567,743.04 = 282,669.12 : x
  2. Step 2: Convert to fraction form
    411,304.56/567,743.04 = 282,669.12/x
  3. Step 3: Cross multiply
    411,304.56x = 567,743.04 × 282,669.12
  4. Step 4: Simplify right side
    411,304.56x = 160,483,425,502.93
  5. Step 5: Solve for x
    x = 160,483,425,502.93/411,304.56
  6. Step 6: Final answer
    x = 390,181.49

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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.