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Finding the Fourth Proportional to 294,802.48, 406,828.74 and 167,485.04

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Solution

The fourth proportional to 294,802.48, 406,828.74 and 167,485.04 is: 231,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,802.48 : 406,828.74 = 167,485.04 : x
  2. Step 2: Convert to fraction form
    294,802.48/406,828.74 = 167,485.04/x
  3. Step 3: Cross multiply
    294,802.48x = 406,828.74 × 167,485.04
  4. Step 4: Simplify right side
    294,802.48x = 68,137,727,792.05
  5. Step 5: Solve for x
    x = 68,137,727,792.05/294,802.48
  6. Step 6: Final answer
    x = 231,130.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.