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Finding the Fourth Proportional to 366,476.80, 549,715.20 and 226,314.40

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Solution

The fourth proportional to 366,476.80, 549,715.20 and 226,314.40 is: 339,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,476.80 : 549,715.20 = 226,314.40 : x
  2. Step 2: Convert to fraction form
    366,476.80/549,715.20 = 226,314.40/x
  3. Step 3: Cross multiply
    366,476.80x = 549,715.20 × 226,314.40
  4. Step 4: Simplify right side
    366,476.80x = 124,408,465,658.88
  5. Step 5: Solve for x
    x = 124,408,465,658.88/366,476.80
  6. Step 6: Final answer
    x = 339,471.60

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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.