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Finding the Fourth Proportional to 605,175.18, 907,473.06 and 352,527.54

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Solution

The fourth proportional to 605,175.18, 907,473.06 and 352,527.54 is: 528,622.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,175.18 : 907,473.06 = 352,527.54 : x
  2. Step 2: Convert to fraction form
    605,175.18/907,473.06 = 352,527.54/x
  3. Step 3: Cross multiply
    605,175.18x = 907,473.06 × 352,527.54
  4. Step 4: Simplify right side
    605,175.18x = 319,909,245,458.07
  5. Step 5: Solve for x
    x = 319,909,245,458.07/605,175.18
  6. Step 6: Final answer
    x = 528,622.55

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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.