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Finding the Fourth Proportional to 341,354.70, 512,032.05 and 336,926.03

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Solution

The fourth proportional to 341,354.70, 512,032.05 and 336,926.03 is: 505,389.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,354.70 : 512,032.05 = 336,926.03 : x
  2. Step 2: Convert to fraction form
    341,354.70/512,032.05 = 336,926.03/x
  3. Step 3: Cross multiply
    341,354.70x = 512,032.05 × 336,926.03
  4. Step 4: Simplify right side
    341,354.70x = 172,516,923,279.10
  5. Step 5: Solve for x
    x = 172,516,923,279.10/341,354.70
  6. Step 6: Final answer
    x = 505,389.04

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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.