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Finding the Fourth Proportional to 552,873.90, 762,775.04 and 335,152.38

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Solution

The fourth proportional to 552,873.90, 762,775.04 and 335,152.38 is: 462,394.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,873.90 : 762,775.04 = 335,152.38 : x
  2. Step 2: Convert to fraction form
    552,873.90/762,775.04 = 335,152.38/x
  3. Step 3: Cross multiply
    552,873.90x = 762,775.04 × 335,152.38
  4. Step 4: Simplify right side
    552,873.90x = 255,645,870,060.60
  5. Step 5: Solve for x
    x = 255,645,870,060.60/552,873.90
  6. Step 6: Final answer
    x = 462,394.54

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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.