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Finding the Fourth Proportional to 242,818.80, 365,005.80 and 173,180.40

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Solution

The fourth proportional to 242,818.80, 365,005.80 and 173,180.40 is: 260,325.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,818.80 : 365,005.80 = 173,180.40 : x
  2. Step 2: Convert to fraction form
    242,818.80/365,005.80 = 173,180.40/x
  3. Step 3: Cross multiply
    242,818.80x = 365,005.80 × 173,180.40
  4. Step 4: Simplify right side
    242,818.80x = 63,211,850,446.32
  5. Step 5: Solve for x
    x = 63,211,850,446.32/242,818.80
  6. Step 6: Final answer
    x = 260,325.19

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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.