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Finding the Fourth Proportional to 488,614.80, 732,922.20 and 488,614.80

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Solution

The fourth proportional to 488,614.80, 732,922.20 and 488,614.80 is: 732,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,614.80 : 732,922.20 = 488,614.80 : x
  2. Step 2: Convert to fraction form
    488,614.80/732,922.20 = 488,614.80/x
  3. Step 3: Cross multiply
    488,614.80x = 732,922.20 × 488,614.80
  4. Step 4: Simplify right side
    488,614.80x = 358,116,634,168.56
  5. Step 5: Solve for x
    x = 358,116,634,168.56/488,614.80
  6. Step 6: Final answer
    x = 732,922.20

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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.