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Finding the Fourth Proportional to 242,473.49, 363,660.55 and 152,474.93

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Solution

The fourth proportional to 242,473.49, 363,660.55 and 152,474.93 is: 228,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,473.49 : 363,660.55 = 152,474.93 : x
  2. Step 2: Convert to fraction form
    242,473.49/363,660.55 = 152,474.93/x
  3. Step 3: Cross multiply
    242,473.49x = 363,660.55 × 152,474.93
  4. Step 4: Simplify right side
    242,473.49x = 55,449,116,905.01
  5. Step 5: Solve for x
    x = 55,449,116,905.01/242,473.49
  6. Step 6: Final answer
    x = 228,681.15

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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.