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Finding the Fourth Proportional to 584,141.40, 806,100.24 and 329,472.48

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Solution

The fourth proportional to 584,141.40, 806,100.24 and 329,472.48 is: 454,663.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,141.40 : 806,100.24 = 329,472.48 : x
  2. Step 2: Convert to fraction form
    584,141.40/806,100.24 = 329,472.48/x
  3. Step 3: Cross multiply
    584,141.40x = 806,100.24 × 329,472.48
  4. Step 4: Simplify right side
    584,141.40x = 265,587,845,201.40
  5. Step 5: Solve for x
    x = 265,587,845,201.40/584,141.40
  6. Step 6: Final answer
    x = 454,663.62

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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.