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Finding the Fourth Proportional to 364,553.80, 546,830.70 and 252,360.70

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Solution

The fourth proportional to 364,553.80, 546,830.70 and 252,360.70 is: 378,541.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,553.80 : 546,830.70 = 252,360.70 : x
  2. Step 2: Convert to fraction form
    364,553.80/546,830.70 = 252,360.70/x
  3. Step 3: Cross multiply
    364,553.80x = 546,830.70 × 252,360.70
  4. Step 4: Simplify right side
    364,553.80x = 137,998,578,233.49
  5. Step 5: Solve for x
    x = 137,998,578,233.49/364,553.80
  6. Step 6: Final answer
    x = 378,541.05

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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.