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Finding the Fourth Proportional to 507,924.22, 762,013.24 and 358,456.28

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Solution

The fourth proportional to 507,924.22, 762,013.24 and 358,456.28 is: 537,773.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,924.22 : 762,013.24 = 358,456.28 : x
  2. Step 2: Convert to fraction form
    507,924.22/762,013.24 = 358,456.28/x
  3. Step 3: Cross multiply
    507,924.22x = 762,013.24 × 358,456.28
  4. Step 4: Simplify right side
    507,924.22x = 273,148,431,321.15
  5. Step 5: Solve for x
    x = 273,148,431,321.15/507,924.22
  6. Step 6: Final answer
    x = 537,773.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.