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Finding the Fourth Proportional to 605,032.20, 907,548.30 and 463,314.60

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Solution

The fourth proportional to 605,032.20, 907,548.30 and 463,314.60 is: 694,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,032.20 : 907,548.30 = 463,314.60 : x
  2. Step 2: Convert to fraction form
    605,032.20/907,548.30 = 463,314.60/x
  3. Step 3: Cross multiply
    605,032.20x = 907,548.30 × 463,314.60
  4. Step 4: Simplify right side
    605,032.20x = 420,480,377,595.18
  5. Step 5: Solve for x
    x = 420,480,377,595.18/605,032.20
  6. Step 6: Final answer
    x = 694,971.90

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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.