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Finding the Fourth Proportional to 423,554.84, 584,506.32 and 232,580.42

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Solution

The fourth proportional to 423,554.84, 584,506.32 and 232,580.42 is: 320,961.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,554.84 : 584,506.32 = 232,580.42 : x
  2. Step 2: Convert to fraction form
    423,554.84/584,506.32 = 232,580.42/x
  3. Step 3: Cross multiply
    423,554.84x = 584,506.32 × 232,580.42
  4. Step 4: Simplify right side
    423,554.84x = 135,944,725,398.25
  5. Step 5: Solve for x
    x = 135,944,725,398.25/423,554.84
  6. Step 6: Final answer
    x = 320,961.33

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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.