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Finding the Fourth Proportional to 592,634.95, 817,829.99 and 320,696.89

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Solution

The fourth proportional to 592,634.95, 817,829.99 and 320,696.89 is: 442,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,634.95 : 817,829.99 = 320,696.89 : x
  2. Step 2: Convert to fraction form
    592,634.95/817,829.99 = 320,696.89/x
  3. Step 3: Cross multiply
    592,634.95x = 817,829.99 × 320,696.89
  4. Step 4: Simplify right side
    592,634.95x = 262,275,534,341.73
  5. Step 5: Solve for x
    x = 262,275,534,341.73/592,634.95
  6. Step 6: Final answer
    x = 442,558.33

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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.