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Finding the Fourth Proportional to 617,597.29, 926,301.15 and 168,354.19

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Solution

The fourth proportional to 617,597.29, 926,301.15 and 168,354.19 is: 252,505.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,597.29 : 926,301.15 = 168,354.19 : x
  2. Step 2: Convert to fraction form
    617,597.29/926,301.15 = 168,354.19/x
  3. Step 3: Cross multiply
    617,597.29x = 926,301.15 × 168,354.19
  4. Step 4: Simplify right side
    617,597.29x = 155,946,679,804.32
  5. Step 5: Solve for x
    x = 155,946,679,804.32/617,597.29
  6. Step 6: Final answer
    x = 252,505.45

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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.