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Finding the Fourth Proportional to 374,063.60, 561,613.80 and 295,266.80

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Solution

The fourth proportional to 374,063.60, 561,613.80 and 295,266.80 is: 443,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,063.60 : 561,613.80 = 295,266.80 : x
  2. Step 2: Convert to fraction form
    374,063.60/561,613.80 = 295,266.80/x
  3. Step 3: Cross multiply
    374,063.60x = 561,613.80 × 295,266.80
  4. Step 4: Simplify right side
    374,063.60x = 165,825,909,561.84
  5. Step 5: Solve for x
    x = 165,825,909,561.84/374,063.60
  6. Step 6: Final answer
    x = 443,309.40

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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.