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Finding the Fourth Proportional to 173,336, 260,004 and 42,008

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Solution

The fourth proportional to 173,336, 260,004 and 42,008 is: 63,012

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,336 : 260,004 = 42,008 : x
  2. Step 2: Convert to fraction form
    173,336/260,004 = 42,008/x
  3. Step 3: Cross multiply
    173,336x = 260,004 × 42,008
  4. Step 4: Simplify right side
    173,336x = 10,922,248,032
  5. Step 5: Solve for x
    x = 10,922,248,032/173,336
  6. Step 6: Final answer
    x = 63,012

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.