Home / 705,982.11-974,261.70-383,692.97

Finding the Fourth Proportional to 705,982.11, 974,261.70 and 383,692.97

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Solution

The fourth proportional to 705,982.11, 974,261.70 and 383,692.97 is: 529,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,982.11 : 974,261.70 = 383,692.97 : x
  2. Step 2: Convert to fraction form
    705,982.11/974,261.70 = 383,692.97/x
  3. Step 3: Cross multiply
    705,982.11x = 974,261.70 × 383,692.97
  4. Step 4: Simplify right side
    705,982.11x = 373,817,360,358.94
  5. Step 5: Solve for x
    x = 373,817,360,358.94/705,982.11
  6. Step 6: Final answer
    x = 529,499.76

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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.