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Finding the Fourth Proportional to 454,405.60, 681,608.40 and 365,832.10

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Solution

The fourth proportional to 454,405.60, 681,608.40 and 365,832.10 is: 548,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,405.60 : 681,608.40 = 365,832.10 : x
  2. Step 2: Convert to fraction form
    454,405.60/681,608.40 = 365,832.10/x
  3. Step 3: Cross multiply
    454,405.60x = 681,608.40 × 365,832.10
  4. Step 4: Simplify right side
    454,405.60x = 249,354,232,349.64
  5. Step 5: Solve for x
    x = 249,354,232,349.64/454,405.60
  6. Step 6: Final answer
    x = 548,748.15

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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.