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Finding the Fourth Proportional to 604,703.81, 907,186.91 and 183,968.75

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Solution

The fourth proportional to 604,703.81, 907,186.91 and 183,968.75 is: 275,993.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,703.81 : 907,186.91 = 183,968.75 : x
  2. Step 2: Convert to fraction form
    604,703.81/907,186.91 = 183,968.75/x
  3. Step 3: Cross multiply
    604,703.81x = 907,186.91 × 183,968.75
  4. Step 4: Simplify right side
    604,703.81x = 166,894,043,197.19
  5. Step 5: Solve for x
    x = 166,894,043,197.19/604,703.81
  6. Step 6: Final answer
    x = 275,993.04

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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.