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Finding the Fourth Proportional to 488,415.10, 732,586.20 and 204,032.20

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Solution

The fourth proportional to 488,415.10, 732,586.20 and 204,032.20 is: 306,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,415.10 : 732,586.20 = 204,032.20 : x
  2. Step 2: Convert to fraction form
    488,415.10/732,586.20 = 204,032.20/x
  3. Step 3: Cross multiply
    488,415.10x = 732,586.20 × 204,032.20
  4. Step 4: Simplify right side
    488,415.10x = 149,471,174,075.64
  5. Step 5: Solve for x
    x = 149,471,174,075.64/488,415.10
  6. Step 6: Final answer
    x = 306,033.07

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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.