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Finding the Fourth Proportional to 358,349.48, 537,601.98 and 109,025

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Solution

The fourth proportional to 358,349.48, 537,601.98 and 109,025 is: 163,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,349.48 : 537,601.98 = 109,025 : x
  2. Step 2: Convert to fraction form
    358,349.48/537,601.98 = 109,025/x
  3. Step 3: Cross multiply
    358,349.48x = 537,601.98 × 109,025
  4. Step 4: Simplify right side
    358,349.48x = 58,612,055,869.50
  5. Step 5: Solve for x
    x = 58,612,055,869.50/358,349.48
  6. Step 6: Final answer
    x = 163,561.16

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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.