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Finding the Fourth Proportional to 593,928.92, 819,741 and 352,345.61

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Solution

The fourth proportional to 593,928.92, 819,741 and 352,345.61 is: 486,307.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,928.92 : 819,741 = 352,345.61 : x
  2. Step 2: Convert to fraction form
    593,928.92/819,741 = 352,345.61/x
  3. Step 3: Cross multiply
    593,928.92x = 819,741 × 352,345.61
  4. Step 4: Simplify right side
    593,928.92x = 288,832,142,687.01
  5. Step 5: Solve for x
    x = 288,832,142,687.01/593,928.92
  6. Step 6: Final answer
    x = 486,307.59

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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.