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Finding the Fourth Proportional to 435,770.70, 653,656.05 and 277,529.10

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Solution

The fourth proportional to 435,770.70, 653,656.05 and 277,529.10 is: 416,293.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,770.70 : 653,656.05 = 277,529.10 : x
  2. Step 2: Convert to fraction form
    435,770.70/653,656.05 = 277,529.10/x
  3. Step 3: Cross multiply
    435,770.70x = 653,656.05 × 277,529.10
  4. Step 4: Simplify right side
    435,770.70x = 181,408,575,266.06
  5. Step 5: Solve for x
    x = 181,408,575,266.06/435,770.70
  6. Step 6: Final answer
    x = 416,293.65

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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.