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Finding the Fourth Proportional to 592,431.69, 817,653.50 and 363,116.54

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Solution

The fourth proportional to 592,431.69, 817,653.50 and 363,116.54 is: 501,160.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,431.69 : 817,653.50 = 363,116.54 : x
  2. Step 2: Convert to fraction form
    592,431.69/817,653.50 = 363,116.54/x
  3. Step 3: Cross multiply
    592,431.69x = 817,653.50 × 363,116.54
  4. Step 4: Simplify right side
    592,431.69x = 296,903,503,935.04
  5. Step 5: Solve for x
    x = 296,903,503,935.04/592,431.69
  6. Step 6: Final answer
    x = 501,160.74

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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.