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Finding the Fourth Proportional to 363,557.54, 501,710.28 and 202,404.80

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Solution

The fourth proportional to 363,557.54, 501,710.28 and 202,404.80 is: 279,319.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,557.54 : 501,710.28 = 202,404.80 : x
  2. Step 2: Convert to fraction form
    363,557.54/501,710.28 = 202,404.80/x
  3. Step 3: Cross multiply
    363,557.54x = 501,710.28 × 202,404.80
  4. Step 4: Simplify right side
    363,557.54x = 101,548,568,881.34
  5. Step 5: Solve for x
    x = 101,548,568,881.34/363,557.54
  6. Step 6: Final answer
    x = 279,319.11

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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.