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Finding the Fourth Proportional to 363,962.50, 502,125.04 and 243,182.68

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Solution

The fourth proportional to 363,962.50, 502,125.04 and 243,182.68 is: 335,496.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,962.50 : 502,125.04 = 243,182.68 : x
  2. Step 2: Convert to fraction form
    363,962.50/502,125.04 = 243,182.68/x
  3. Step 3: Cross multiply
    363,962.50x = 502,125.04 × 243,182.68
  4. Step 4: Simplify right side
    363,962.50x = 122,108,112,922.31
  5. Step 5: Solve for x
    x = 122,108,112,922.31/363,962.50
  6. Step 6: Final answer
    x = 335,496.41

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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.