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Finding the Fourth Proportional to 369,155.94, 552,929.64 and 242,653.38

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Solution

The fourth proportional to 369,155.94, 552,929.64 and 242,653.38 is: 363,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,155.94 : 552,929.64 = 242,653.38 : x
  2. Step 2: Convert to fraction form
    369,155.94/552,929.64 = 242,653.38/x
  3. Step 3: Cross multiply
    369,155.94x = 552,929.64 × 242,653.38
  4. Step 4: Simplify right side
    369,155.94x = 134,170,246,048.18
  5. Step 5: Solve for x
    x = 134,170,246,048.18/369,155.94
  6. Step 6: Final answer
    x = 363,451.41

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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.