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Finding the Fourth Proportional to 254,460.60, 356,711.40 and 254,460.60

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Solution

The fourth proportional to 254,460.60, 356,711.40 and 254,460.60 is: 356,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,460.60 : 356,711.40 = 254,460.60 : x
  2. Step 2: Convert to fraction form
    254,460.60/356,711.40 = 254,460.60/x
  3. Step 3: Cross multiply
    254,460.60x = 356,711.40 × 254,460.60
  4. Step 4: Simplify right side
    254,460.60x = 90,768,996,870.84
  5. Step 5: Solve for x
    x = 90,768,996,870.84/254,460.60
  6. Step 6: Final answer
    x = 356,711.40

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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.