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Finding the Fourth Proportional to 544,072.10, 816,108.15 and 532,408.10

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Solution

The fourth proportional to 544,072.10, 816,108.15 and 532,408.10 is: 798,612.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,072.10 : 816,108.15 = 532,408.10 : x
  2. Step 2: Convert to fraction form
    544,072.10/816,108.15 = 532,408.10/x
  3. Step 3: Cross multiply
    544,072.10x = 816,108.15 × 532,408.10
  4. Step 4: Simplify right side
    544,072.10x = 434,502,589,536.02
  5. Step 5: Solve for x
    x = 434,502,589,536.02/544,072.10
  6. Step 6: Final answer
    x = 798,612.15

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Half scale
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Double scale
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Similar ratio
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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.