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Finding the Fourth Proportional to 242,378.16, 363,580.68 and 73,904.04

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Solution

The fourth proportional to 242,378.16, 363,580.68 and 73,904.04 is: 110,860.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,378.16 : 363,580.68 = 73,904.04 : x
  2. Step 2: Convert to fraction form
    242,378.16/363,580.68 = 73,904.04/x
  3. Step 3: Cross multiply
    242,378.16x = 363,580.68 × 73,904.04
  4. Step 4: Simplify right side
    242,378.16x = 26,870,081,117.95
  5. Step 5: Solve for x
    x = 26,870,081,117.95/242,378.16
  6. Step 6: Final answer
    x = 110,860.16

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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.