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Finding the Fourth Proportional to 306,103.34, 459,159.63 and 116,574.19

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Solution

The fourth proportional to 306,103.34, 459,159.63 and 116,574.19 is: 174,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,103.34 : 459,159.63 = 116,574.19 : x
  2. Step 2: Convert to fraction form
    306,103.34/459,159.63 = 116,574.19/x
  3. Step 3: Cross multiply
    306,103.34x = 459,159.63 × 116,574.19
  4. Step 4: Simplify right side
    306,103.34x = 53,526,160,362.90
  5. Step 5: Solve for x
    x = 53,526,160,362.90/306,103.34
  6. Step 6: Final answer
    x = 174,863.04

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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.