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Finding the Fourth Proportional to 363,235.68, 500,981.20 and 235,952.28

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Solution

The fourth proportional to 363,235.68, 500,981.20 and 235,952.28 is: 325,429.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,235.68 : 500,981.20 = 235,952.28 : x
  2. Step 2: Convert to fraction form
    363,235.68/500,981.20 = 235,952.28/x
  3. Step 3: Cross multiply
    363,235.68x = 500,981.20 × 235,952.28
  4. Step 4: Simplify right side
    363,235.68x = 118,207,656,377.14
  5. Step 5: Solve for x
    x = 118,207,656,377.14/363,235.68
  6. Step 6: Final answer
    x = 325,429.64

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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.