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Finding the Fourth Proportional to 377,618.80, 566,428.20 and 363,103.60

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Solution

The fourth proportional to 377,618.80, 566,428.20 and 363,103.60 is: 544,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,618.80 : 566,428.20 = 363,103.60 : x
  2. Step 2: Convert to fraction form
    377,618.80/566,428.20 = 363,103.60/x
  3. Step 3: Cross multiply
    377,618.80x = 566,428.20 × 363,103.60
  4. Step 4: Simplify right side
    377,618.80x = 205,672,118,561.52
  5. Step 5: Solve for x
    x = 205,672,118,561.52/377,618.80
  6. Step 6: Final answer
    x = 544,655.40

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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.