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Finding the Fourth Proportional to 531,394.38, 797,088.58 and 132,034.98

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Solution

The fourth proportional to 531,394.38, 797,088.58 and 132,034.98 is: 198,051.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,394.38 : 797,088.58 = 132,034.98 : x
  2. Step 2: Convert to fraction form
    531,394.38/797,088.58 = 132,034.98/x
  3. Step 3: Cross multiply
    531,394.38x = 797,088.58 × 132,034.98
  4. Step 4: Simplify right side
    531,394.38x = 105,243,574,718.53
  5. Step 5: Solve for x
    x = 105,243,574,718.53/531,394.38
  6. Step 6: Final answer
    x = 198,051.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.