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Finding the Fourth Proportional to 329,820.30, 463,148.10 and 329,820.30

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Solution

The fourth proportional to 329,820.30, 463,148.10 and 329,820.30 is: 463,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,820.30 : 463,148.10 = 329,820.30 : x
  2. Step 2: Convert to fraction form
    329,820.30/463,148.10 = 329,820.30/x
  3. Step 3: Cross multiply
    329,820.30x = 463,148.10 × 329,820.30
  4. Step 4: Simplify right side
    329,820.30x = 152,755,645,286.43
  5. Step 5: Solve for x
    x = 152,755,645,286.43/329,820.30
  6. Step 6: Final answer
    x = 463,148.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.