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Finding the Fourth Proportional to 363,089.46, 501,028.36 and 210,097.20

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Solution

The fourth proportional to 363,089.46, 501,028.36 and 210,097.20 is: 289,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,089.46 : 501,028.36 = 210,097.20 : x
  2. Step 2: Convert to fraction form
    363,089.46/501,028.36 = 210,097.20/x
  3. Step 3: Cross multiply
    363,089.46x = 501,028.36 × 210,097.20
  4. Step 4: Simplify right side
    363,089.46x = 105,264,655,556.59
  5. Step 5: Solve for x
    x = 105,264,655,556.59/363,089.46
  6. Step 6: Final answer
    x = 289,913.83

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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.