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Finding the Fourth Proportional to 237,963.08, 328,462.58 and 153,080.20

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Solution

The fourth proportional to 237,963.08, 328,462.58 and 153,080.20 is: 211,297.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,963.08 : 328,462.58 = 153,080.20 : x
  2. Step 2: Convert to fraction form
    237,963.08/328,462.58 = 153,080.20/x
  3. Step 3: Cross multiply
    237,963.08x = 328,462.58 × 153,080.20
  4. Step 4: Simplify right side
    237,963.08x = 50,281,117,438.92
  5. Step 5: Solve for x
    x = 50,281,117,438.92/237,963.08
  6. Step 6: Final answer
    x = 211,297.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.