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Finding the Fourth Proportional to 505,531.60, 758,214.88 and 168,575.04

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Solution

The fourth proportional to 505,531.60, 758,214.88 and 168,575.04 is: 252,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,531.60 : 758,214.88 = 168,575.04 : x
  2. Step 2: Convert to fraction form
    505,531.60/758,214.88 = 168,575.04/x
  3. Step 3: Cross multiply
    505,531.60x = 758,214.88 × 168,575.04
  4. Step 4: Simplify right side
    505,531.60x = 127,816,103,303.16
  5. Step 5: Solve for x
    x = 127,816,103,303.16/505,531.60
  6. Step 6: Final answer
    x = 252,835.04

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1.5x scale

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.