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Finding the Fourth Proportional to 240,416.10, 360,656.55 and 82,692.90

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Solution

The fourth proportional to 240,416.10, 360,656.55 and 82,692.90 is: 124,050.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,416.10 : 360,656.55 = 82,692.90 : x
  2. Step 2: Convert to fraction form
    240,416.10/360,656.55 = 82,692.90/x
  3. Step 3: Cross multiply
    240,416.10x = 360,656.55 × 82,692.90
  4. Step 4: Simplify right side
    240,416.10x = 29,823,736,023.50
  5. Step 5: Solve for x
    x = 29,823,736,023.50/240,416.10
  6. Step 6: Final answer
    x = 124,050.49

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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.