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Finding the Fourth Proportional to 423,554.17, 584,504.75 and 232,567.56

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Solution

The fourth proportional to 423,554.17, 584,504.75 and 232,567.56 is: 320,943.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,554.17 : 584,504.75 = 232,567.56 : x
  2. Step 2: Convert to fraction form
    423,554.17/584,504.75 = 232,567.56/x
  3. Step 3: Cross multiply
    423,554.17x = 584,504.75 × 232,567.56
  4. Step 4: Simplify right side
    423,554.17x = 135,936,840,593.39
  5. Step 5: Solve for x
    x = 135,936,840,593.39/423,554.17
  6. Step 6: Final answer
    x = 320,943.23

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1.5x scale

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.