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Finding the Fourth Proportional to 530,464.80, 794,530.80 and 437,152.80

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Solution

The fourth proportional to 530,464.80, 794,530.80 and 437,152.80 is: 654,767.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,464.80 : 794,530.80 = 437,152.80 : x
  2. Step 2: Convert to fraction form
    530,464.80/794,530.80 = 437,152.80/x
  3. Step 3: Cross multiply
    530,464.80x = 794,530.80 × 437,152.80
  4. Step 4: Simplify right side
    530,464.80x = 347,331,363,906.24
  5. Step 5: Solve for x
    x = 347,331,363,906.24/530,464.80
  6. Step 6: Final answer
    x = 654,767.98

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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.