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Finding the Fourth Proportional to 366,602.60, 549,903.90 and 322,279.40

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Solution

The fourth proportional to 366,602.60, 549,903.90 and 322,279.40 is: 483,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,602.60 : 549,903.90 = 322,279.40 : x
  2. Step 2: Convert to fraction form
    366,602.60/549,903.90 = 322,279.40/x
  3. Step 3: Cross multiply
    366,602.60x = 549,903.90 × 322,279.40
  4. Step 4: Simplify right side
    366,602.60x = 177,222,698,949.66
  5. Step 5: Solve for x
    x = 177,222,698,949.66/366,602.60
  6. Step 6: Final answer
    x = 483,419.10

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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.