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Finding the Fourth Proportional to 400,271.37, 600,240.96 and 147,566.24

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Solution

The fourth proportional to 400,271.37, 600,240.96 and 147,566.24 is: 221,288.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,271.37 : 600,240.96 = 147,566.24 : x
  2. Step 2: Convert to fraction form
    400,271.37/600,240.96 = 147,566.24/x
  3. Step 3: Cross multiply
    400,271.37x = 600,240.96 × 147,566.24
  4. Step 4: Simplify right side
    400,271.37x = 88,575,298,559.99
  5. Step 5: Solve for x
    x = 88,575,298,559.99/400,271.37
  6. Step 6: Final answer
    x = 221,288.12

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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.