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Finding the Fourth Proportional to 610,398.90, 915,238.71 and 250,462.44

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Solution

The fourth proportional to 610,398.90, 915,238.71 and 250,462.44 is: 375,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,398.90 : 915,238.71 = 250,462.44 : x
  2. Step 2: Convert to fraction form
    610,398.90/915,238.71 = 250,462.44/x
  3. Step 3: Cross multiply
    610,398.90x = 915,238.71 × 250,462.44
  4. Step 4: Simplify right side
    610,398.90x = 229,232,920,489.05
  5. Step 5: Solve for x
    x = 229,232,920,489.05/610,398.90
  6. Step 6: Final answer
    x = 375,546.09

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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.