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Finding the Fourth Proportional to 245,850.30, 368,787.60 and 127,752.30

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Solution

The fourth proportional to 245,850.30, 368,787.60 and 127,752.30 is: 191,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,850.30 : 368,787.60 = 127,752.30 : x
  2. Step 2: Convert to fraction form
    245,850.30/368,787.60 = 127,752.30/x
  3. Step 3: Cross multiply
    245,850.30x = 368,787.60 × 127,752.30
  4. Step 4: Simplify right side
    245,850.30x = 47,113,464,111.48
  5. Step 5: Solve for x
    x = 47,113,464,111.48/245,850.30
  6. Step 6: Final answer
    x = 191,634.76

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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.