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Finding the Fourth Proportional to 650,327.09, 897,504.50 and 374,770.67

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Solution

The fourth proportional to 650,327.09, 897,504.50 and 374,770.67 is: 517,214.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,327.09 : 897,504.50 = 374,770.67 : x
  2. Step 2: Convert to fraction form
    650,327.09/897,504.50 = 374,770.67/x
  3. Step 3: Cross multiply
    650,327.09x = 897,504.50 × 374,770.67
  4. Step 4: Simplify right side
    650,327.09x = 336,358,360,919.16
  5. Step 5: Solve for x
    x = 336,358,360,919.16/650,327.09
  6. Step 6: Final answer
    x = 517,214.13

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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.