Home / 763,159.48-1,053,107.40-423,601

Finding the Fourth Proportional to 763,159.48, 1,053,107.40 and 423,601

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Solution

The fourth proportional to 763,159.48, 1,053,107.40 and 423,601 is: 584,540.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,159.48 : 1,053,107.40 = 423,601 : x
  2. Step 2: Convert to fraction form
    763,159.48/1,053,107.40 = 423,601/x
  3. Step 3: Cross multiply
    763,159.48x = 1,053,107.40 × 423,601
  4. Step 4: Simplify right side
    763,159.48x = 446,097,347,747.40
  5. Step 5: Solve for x
    x = 446,097,347,747.40/763,159.48
  6. Step 6: Final answer
    x = 584,540.14

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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.