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Finding the Fourth Proportional to 605,173.68, 907,470.81 and 352,526.04

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Solution

The fourth proportional to 605,173.68, 907,470.81 and 352,526.04 is: 528,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,173.68 : 907,470.81 = 352,526.04 : x
  2. Step 2: Convert to fraction form
    605,173.68/907,470.81 = 352,526.04/x
  3. Step 3: Cross multiply
    605,173.68x = 907,470.81 × 352,526.04
  4. Step 4: Simplify right side
    605,173.68x = 319,907,091,064.89
  5. Step 5: Solve for x
    x = 319,907,091,064.89/605,173.68
  6. Step 6: Final answer
    x = 528,620.30

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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.