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Finding the Fourth Proportional to 341,402.70, 512,104.05 and 173,441.10

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Solution

The fourth proportional to 341,402.70, 512,104.05 and 173,441.10 is: 260,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,402.70 : 512,104.05 = 173,441.10 : x
  2. Step 2: Convert to fraction form
    341,402.70/512,104.05 = 173,441.10/x
  3. Step 3: Cross multiply
    341,402.70x = 512,104.05 × 173,441.10
  4. Step 4: Simplify right side
    341,402.70x = 88,819,889,746.46
  5. Step 5: Solve for x
    x = 88,819,889,746.46/341,402.70
  6. Step 6: Final answer
    x = 260,161.65

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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.