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Finding the Fourth Proportional to 688,483.95, 950,181.89 and 416,701.41

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Solution

The fourth proportional to 688,483.95, 950,181.89 and 416,701.41 is: 575,092.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,483.95 : 950,181.89 = 416,701.41 : x
  2. Step 2: Convert to fraction form
    688,483.95/950,181.89 = 416,701.41/x
  3. Step 3: Cross multiply
    688,483.95x = 950,181.89 × 416,701.41
  4. Step 4: Simplify right side
    688,483.95x = 395,942,131,235.96
  5. Step 5: Solve for x
    x = 395,942,131,235.96/688,483.95
  6. Step 6: Final answer
    x = 575,092.75

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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.