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Finding the Fourth Proportional to 544,408.16, 751,283.52 and 314,996.72

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Solution

The fourth proportional to 544,408.16, 751,283.52 and 314,996.72 is: 434,695.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,408.16 : 751,283.52 = 314,996.72 : x
  2. Step 2: Convert to fraction form
    544,408.16/751,283.52 = 314,996.72/x
  3. Step 3: Cross multiply
    544,408.16x = 751,283.52 × 314,996.72
  4. Step 4: Simplify right side
    544,408.16x = 236,651,844,590.05
  5. Step 5: Solve for x
    x = 236,651,844,590.05/544,408.16
  6. Step 6: Final answer
    x = 434,695.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.