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Finding the Fourth Proportional to 605,590.38, 908,385.54 and 179,092.98

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Solution

The fourth proportional to 605,590.38, 908,385.54 and 179,092.98 is: 268,639.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,590.38 : 908,385.54 = 179,092.98 : x
  2. Step 2: Convert to fraction form
    605,590.38/908,385.54 = 179,092.98/x
  3. Step 3: Cross multiply
    605,590.38x = 908,385.54 × 179,092.98
  4. Step 4: Simplify right side
    605,590.38x = 162,685,473,347.51
  5. Step 5: Solve for x
    x = 162,685,473,347.51/605,590.38
  6. Step 6: Final answer
    x = 268,639.46

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1.5x scale

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.