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Finding the Fourth Proportional to 705,994.67, 974,266.82 and 383,706.73

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Solution

The fourth proportional to 705,994.67, 974,266.82 and 383,706.73 is: 529,512.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,994.67 : 974,266.82 = 383,706.73 : x
  2. Step 2: Convert to fraction form
    705,994.67/974,266.82 = 383,706.73/x
  3. Step 3: Cross multiply
    705,994.67x = 974,266.82 × 383,706.73
  4. Step 4: Simplify right side
    705,994.67x = 373,832,735,649.70
  5. Step 5: Solve for x
    x = 373,832,735,649.70/705,994.67
  6. Step 6: Final answer
    x = 529,512.12

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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.