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Finding the Fourth Proportional to 569,205.70, 853,549.35 and 253,500.10

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Solution

The fourth proportional to 569,205.70, 853,549.35 and 253,500.10 is: 380,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,205.70 : 853,549.35 = 253,500.10 : x
  2. Step 2: Convert to fraction form
    569,205.70/853,549.35 = 253,500.10/x
  3. Step 3: Cross multiply
    569,205.70x = 853,549.35 × 253,500.10
  4. Step 4: Simplify right side
    569,205.70x = 216,374,845,579.94
  5. Step 5: Solve for x
    x = 216,374,845,579.94/569,205.70
  6. Step 6: Final answer
    x = 380,134.71

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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.