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Finding the Fourth Proportional to 365,830.02, 548,630.82 and 216,030.24

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Solution

The fourth proportional to 365,830.02, 548,630.82 and 216,030.24 is: 323,977.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,830.02 : 548,630.82 = 216,030.24 : x
  2. Step 2: Convert to fraction form
    365,830.02/548,630.82 = 216,030.24/x
  3. Step 3: Cross multiply
    365,830.02x = 548,630.82 × 216,030.24
  4. Step 4: Simplify right side
    365,830.02x = 118,520,847,716.00
  5. Step 5: Solve for x
    x = 118,520,847,716.00/365,830.02
  6. Step 6: Final answer
    x = 323,977.92

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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.