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Finding the Fourth Proportional to 369,061.44, 553,670.08 and 119,724.16

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Solution

The fourth proportional to 369,061.44, 553,670.08 and 119,724.16 is: 179,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,061.44 : 553,670.08 = 119,724.16 : x
  2. Step 2: Convert to fraction form
    369,061.44/553,670.08 = 119,724.16/x
  3. Step 3: Cross multiply
    369,061.44x = 553,670.08 × 119,724.16
  4. Step 4: Simplify right side
    369,061.44x = 66,287,685,245.13
  5. Step 5: Solve for x
    x = 66,287,685,245.13/369,061.44
  6. Step 6: Final answer
    x = 179,611.52

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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.