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Finding the Fourth Proportional to 352,958.04, 487,085.13 and 191,813.04

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Solution

The fourth proportional to 352,958.04, 487,085.13 and 191,813.04 is: 264,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,958.04 : 487,085.13 = 191,813.04 : x
  2. Step 2: Convert to fraction form
    352,958.04/487,085.13 = 191,813.04/x
  3. Step 3: Cross multiply
    352,958.04x = 487,085.13 × 191,813.04
  4. Step 4: Simplify right side
    352,958.04x = 93,429,279,524.10
  5. Step 5: Solve for x
    x = 93,429,279,524.10/352,958.04
  6. Step 6: Final answer
    x = 264,703.64

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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.