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Finding the Fourth Proportional to 530,611.20, 794,167.20 and 373,147.20

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Solution

The fourth proportional to 530,611.20, 794,167.20 and 373,147.20 is: 558,490.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,611.20 : 794,167.20 = 373,147.20 : x
  2. Step 2: Convert to fraction form
    530,611.20/794,167.20 = 373,147.20/x
  3. Step 3: Cross multiply
    530,611.20x = 794,167.20 × 373,147.20
  4. Step 4: Simplify right side
    530,611.20x = 296,341,267,011.84
  5. Step 5: Solve for x
    x = 296,341,267,011.84/530,611.20
  6. Step 6: Final answer
    x = 558,490.41

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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.