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Finding the Fourth Proportional to 215,341.59, 322,222.41 and 179,714.91

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Solution

The fourth proportional to 215,341.59, 322,222.41 and 179,714.91 is: 268,913.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,341.59 : 322,222.41 = 179,714.91 : x
  2. Step 2: Convert to fraction form
    215,341.59/322,222.41 = 179,714.91/x
  3. Step 3: Cross multiply
    215,341.59x = 322,222.41 × 179,714.91
  4. Step 4: Simplify right side
    215,341.59x = 57,908,171,413.13
  5. Step 5: Solve for x
    x = 57,908,171,413.13/215,341.59
  6. Step 6: Final answer
    x = 268,913.09

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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.