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Finding the Fourth Proportional to 586,193, 808,946.43 and 331,538.72

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Solution

The fourth proportional to 586,193, 808,946.43 and 331,538.72 is: 457,523.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,193 : 808,946.43 = 331,538.72 : x
  2. Step 2: Convert to fraction form
    586,193/808,946.43 = 331,538.72/x
  3. Step 3: Cross multiply
    586,193x = 808,946.43 × 331,538.72
  4. Step 4: Simplify right side
    586,193x = 268,197,063,950.77
  5. Step 5: Solve for x
    x = 268,197,063,950.77/586,193
  6. Step 6: Final answer
    x = 457,523.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.