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Finding the Fourth Proportional to 341,273.92, 470,970.84 and 190,400.08

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Solution

The fourth proportional to 341,273.92, 470,970.84 and 190,400.08 is: 262,759.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,273.92 : 470,970.84 = 190,400.08 : x
  2. Step 2: Convert to fraction form
    341,273.92/470,970.84 = 190,400.08/x
  3. Step 3: Cross multiply
    341,273.92x = 470,970.84 × 190,400.08
  4. Step 4: Simplify right side
    341,273.92x = 89,672,885,613.67
  5. Step 5: Solve for x
    x = 89,672,885,613.67/341,273.92
  6. Step 6: Final answer
    x = 262,759.27

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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.