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Finding the Fourth Proportional to 590,592.43, 814,734.09 and 386,553.52

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Solution

The fourth proportional to 590,592.43, 814,734.09 and 386,553.52 is: 533,258.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,592.43 : 814,734.09 = 386,553.52 : x
  2. Step 2: Convert to fraction form
    590,592.43/814,734.09 = 386,553.52/x
  3. Step 3: Cross multiply
    590,592.43x = 814,734.09 × 386,553.52
  4. Step 4: Simplify right side
    590,592.43x = 314,938,330,353.50
  5. Step 5: Solve for x
    x = 314,938,330,353.50/590,592.43
  6. Step 6: Final answer
    x = 533,258.33

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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.