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Finding the Fourth Proportional to 537,374.54, 806,032.64 and 163,368.38

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Solution

The fourth proportional to 537,374.54, 806,032.64 and 163,368.38 is: 245,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,374.54 : 806,032.64 = 163,368.38 : x
  2. Step 2: Convert to fraction form
    537,374.54/806,032.64 = 163,368.38/x
  3. Step 3: Cross multiply
    537,374.54x = 806,032.64 × 163,368.38
  4. Step 4: Simplify right side
    537,374.54x = 131,680,241,776.92
  5. Step 5: Solve for x
    x = 131,680,241,776.92/537,374.54
  6. Step 6: Final answer
    x = 245,043.70

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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.