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Finding the Fourth Proportional to 223,404.60, 312,066.60 and 223,404.60

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Solution

The fourth proportional to 223,404.60, 312,066.60 and 223,404.60 is: 312,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,404.60 : 312,066.60 = 223,404.60 : x
  2. Step 2: Convert to fraction form
    223,404.60/312,066.60 = 223,404.60/x
  3. Step 3: Cross multiply
    223,404.60x = 312,066.60 × 223,404.60
  4. Step 4: Simplify right side
    223,404.60x = 69,717,113,946.36
  5. Step 5: Solve for x
    x = 69,717,113,946.36/223,404.60
  6. Step 6: Final answer
    x = 312,066.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.