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Finding the Fourth Proportional to 537,590.69, 806,502.67 and 163,603.97

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Solution

The fourth proportional to 537,590.69, 806,502.67 and 163,603.97 is: 245,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,590.69 : 806,502.67 = 163,603.97 : x
  2. Step 2: Convert to fraction form
    537,590.69/806,502.67 = 163,603.97/x
  3. Step 3: Cross multiply
    537,590.69x = 806,502.67 × 163,603.97
  4. Step 4: Simplify right side
    537,590.69x = 131,947,038,130.73
  5. Step 5: Solve for x
    x = 131,947,038,130.73/537,590.69
  6. Step 6: Final answer
    x = 245,441.45

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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.